11443247621352 has 160 divisors (see below), whose sum is σ = 32188683126600. Its totient is φ = 3798123872256.

The previous prime is 11443247621347. The next prime is 11443247621353. The reversal of 11443247621352 is 25312674234411.

11443247621352 is a `hidden beast` number, since 1 + 1 + 4 + 43 + 2 + 476 + 2 + 135 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 11401927302276 + 41320319076 = 3376674^2 + 203274^2 .

It is a super-2 number, since 2×11443247621352² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11443247621298 and 11443247621307.

It is not an unprimeable number, because it can be changed into a prime (11443247621353) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 491769174 + ... + 491792442.

Almost surely, 2^{11443247621352} is an apocalyptic number.

11443247621352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11443247621352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16094341563300).

11443247621352 is an abundant number, since it is smaller than the sum of its proper divisors (20745435505248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11443247621352 is a wasteful number, since it uses less digits than its factorization.

11443247621352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26497 (or 26484 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The spelling of 11443247621352 in words is "eleven trillion, four hundred forty-three billion, two hundred forty-seven million, six hundred twenty-one thousand, three hundred fifty-two".