113307638544 has 45 divisors (see below), whose sum is σ = 317115321159. Its totient is φ = 37767866400.

The previous prime is 113307638539. The next prime is 113307638557. The reversal of 113307638544 is 445836703311.

The square root of 113307638544 is 336612.

It is a perfect power (a square), and thus also a powerful number.

113307638544 is a `hidden beast` number, since 1 + 1 + 3 + 3 + 0 + 7 + 638 + 5 + 4 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 113307638544.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4025319 + ... + 4053369.

Almost surely, 2^113307638544 is an apocalyptic number.

113307638544 is the 336612-nd square number.

It is an amenable number.

113307638544 is an abundant number, since it is smaller than the sum of its proper divisors (203807682615).

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

113307638544 is an frugal number, since it uses more digits than its factorization.

113307638544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56116 (or 28056 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 113307638544 in words is "one hundred thirteen billion, three hundred seven million, six hundred thirty-eight thousand, five hundred forty-four".