113381681056 has 24 divisors (see below), whose sum is σ = 255108782880. Its totient is φ = 48592148928.

The previous prime is 113381681051. The next prime is 113381681093. The reversal of 113381681056 is 650186183311.

It is not an unprimeable number, because it can be changed into a prime (113381681051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253083886 + ... + 253084333.

It is an arithmetic number, because the mean of its divisors is an integer number (10629532620).

Almost surely, 2^113381681056 is an apocalyptic number.

113381681056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

113381681056 is an abundant number, since it is smaller than the sum of its proper divisors (141727101824).

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

113381681056 is an equidigital number, since it uses as much as digits as its factorization.

113381681056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506168236 (or 506168228 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 43.

The spelling of 113381681056 in words is "one hundred thirteen billion, three hundred eighty-one million, six hundred eighty-one thousand, fifty-six".