101543354900440 has 64 divisors (see below), whose sum is σ = 229848333523200. Its totient is φ = 40372774232448.

The previous prime is 101543354900423. The next prime is 101543354900441. The reversal of 101543354900440 is 44009453345101.

It is a super-2 number, since 2×101543354900440² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101543354900441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212900551 + ... + 213376969.

It is an arithmetic number, because the mean of its divisors is an integer number (3591380211300).

Almost surely, 2^{101543354900440} is an apocalyptic number.

101543354900440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101543354900440 is an abundant number, since it is smaller than the sum of its proper divisors (128304978622760).

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

101543354900440 is a wasteful number, since it uses less digits than its factorization.

101543354900440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508504 (or 508500 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 101543354900440 in words is "one hundred one trillion, five hundred forty-three billion, three hundred fifty-four million, nine hundred thousand, four hundred forty".