115013238865 has 16 divisors (see below), whose sum is σ = 157740567552. Its totient is φ = 78862158144.

The previous prime is 115013238803. The next prime is 115013238889. The reversal of 115013238865 is 568832310511.

It is a happy number.

It is not a de Polignac number, because 115013238865 - 2¹⁵ = 115013206097 is a prime.

It is a super-2 number, since 2×115013238865² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

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, 709387 + ... + 856303.

It is an arithmetic number, because the mean of its divisors is an integer number (9858785472).

Almost surely, 2^115013238865 is an apocalyptic number.

It is an amenable number.

115013238865 is a deficient number, since it is larger than the sum of its proper divisors (42727328687).

115013238865 is a wasteful number, since it uses less digits than its factorization.

115013238865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169296.

The product of its (nonzero) digits is 172800, while the sum is 43.

The spelling of 115013238865 in words is "one hundred fifteen billion, thirteen million, two hundred thirty-eight thousand, eight hundred sixty-five".