115172029017 has 48 divisors (see below), whose sum is σ = 172708027648. Its totient is φ = 73897971840.

The previous prime is 115172029009. The next prime is 115172029043. The reversal of 115172029017 is 710920271511.

It is not a de Polignac number, because 115172029017 - 2³ = 115172029009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115172024017) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 49835292 + ... + 49837602.

Almost surely, 2^115172029017 is an apocalyptic number.

It is an amenable number.

115172029017 is a deficient number, since it is larger than the sum of its proper divisors (57535998631).

115172029017 is a wasteful number, since it uses less digits than its factorization.

115172029017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3910 (or 3907 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 36.

The spelling of 115172029017 in words is "one hundred fifteen billion, one hundred seventy-two million, twenty-nine thousand, seventeen".