115516457088 has 64 divisors (see below), whose sum is σ = 320181508800. Its totient is φ = 36831331328.

The previous prime is 115516457081. The next prime is 115516457093. The reversal of 115516457088 is 880754615511.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 115516457088.

It is not an unprimeable number, because it can be changed into a prime (115516457081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6530823 + ... + 6548486.

It is an arithmetic number, because the mean of its divisors is an integer number (5002836075).

Almost surely, 2^115516457088 is an apocalyptic number.

It is an amenable number.

115516457088 is an abundant number, since it is smaller than the sum of its proper divisors (204665051712).

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

115516457088 is a wasteful number, since it uses less digits than its factorization.

115516457088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13079349 (or 13079337 counting only the distinct ones).

The product of its (nonzero) digits is 1344000, while the sum is 51.

The spelling of 115516457088 in words is "one hundred fifteen billion, five hundred sixteen million, four hundred fifty-seven thousand, eighty-eight".