2246644512 has 450 divisors, whose sum is σ = 8135120763. Its totient is φ = 608114304.

The previous prime is 2246644511. The next prime is 2246644553. The reversal of 2246644512 is 2154466422.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

2246644512 is a `hidden beast` number, since 2 + 2 + 4 + 6 + 644 + 5 + 1 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1123322256 + 1123322256 = 33516^2 + 33516^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=33516.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2246644511) by changing a digit.

It is a polite number, since it can be written in 74 ways as a sum of consecutive naturals, for example, 118244439 + ... + 118244457.

Almost surely, 2^2246644512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2246644512

2246644512 is an abundant number, since it is smaller than the sum of its proper divisors (5888476251).

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

2246644512 is an frugal number, since it uses more digits than its factorization.

2246644512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88 (or 31 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The square root of 2246644512 is about 47398.7817564967. The cubic root of 2246644512 is about 1309.7189755165.

The spelling of 2246644512 in words is "two billion, two hundred forty-six million, six hundred forty-four thousand, five hundred twelve".