115600978587 has 16 divisors (see below), whose sum is σ = 156976455168. Its totient is φ = 75655728960.

The previous prime is 115600978579. The next prime is 115600978607. The reversal of 115600978587 is 785879006511.

It is not a de Polignac number, because 115600978587 - 2³ = 115600978579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115600977587) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1115023 + ... + 1214280.

It is an arithmetic number, because the mean of its divisors is an integer number (9811028448).

Almost surely, 2^115600978587 is an apocalyptic number.

115600978587 is a deficient number, since it is larger than the sum of its proper divisors (41375476581).

115600978587 is a wasteful number, since it uses less digits than its factorization.

115600978587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2329610.

The product of its (nonzero) digits is 4233600, while the sum is 57.

The spelling of 115600978587 in words is "one hundred fifteen billion, six hundred million, nine hundred seventy-eight thousand, five hundred eighty-seven".