117559115855520 has 96 divisors (see below), whose sum is σ = 378190177037568. Its totient is φ = 30682095479808.

The previous prime is 117559115855513. The next prime is 117559115855551. The reversal of 117559115855520 is 25558511955711.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2605454299 + ... + 2605499418.

It is an arithmetic number, because the mean of its divisors is an integer number (3939481010808).

Almost surely, 2^{117559115855520} is an apocalyptic number.

117559115855520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117559115855520 is an abundant number, since it is smaller than the sum of its proper divisors (260631061182048).

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

117559115855520 is a wasteful number, since it uses less digits than its factorization.

117559115855520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5210953782 (or 5210953774 counting only the distinct ones).

The product of its (nonzero) digits is 15750000, while the sum is 60.

The spelling of 117559115855520 in words is "one hundred seventeen trillion, five hundred fifty-nine billion, one hundred fifteen million, eight hundred fifty-five thousand, five hundred twenty".