113115515535 has 48 divisors (see below), whose sum is σ = 226473006240. Its totient is φ = 51617771520.

The previous prime is 113115515519. The next prime is 113115515573. The reversal of 113115515535 is 535515511311.

113115515535 is a `hidden beast` number, since 1 + 1 + 3 + 115 + 5 + 1 + 5 + 535 = 666.

It is not a de Polignac number, because 113115515535 - 2⁴ = 113115515519 is a prime.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 113115515535.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6712650 + ... + 6729479.

It is an arithmetic number, because the mean of its divisors is an integer number (4718187630).

Almost surely, 2^113115515535 is an apocalyptic number.

113115515535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

113115515535 is an abundant number, since it is smaller than the sum of its proper divisors (113357490705).

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

113115515535 is a wasteful number, since it uses less digits than its factorization.

113115515535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13442168 (or 13442165 counting only the distinct ones).

The product of its digits is 28125, while the sum is 36.

The spelling of 113115515535 in words is "one hundred thirteen billion, one hundred fifteen million, five hundred fifteen thousand, five hundred thirty-five".