117501517315 has 64 divisors (see below), whose sum is σ = 182778301440. Its totient is φ = 70420078080.

The previous prime is 117501517313. The next prime is 117501517321. The reversal of 117501517315 is 513715105711.

It is not a de Polignac number, because 117501517315 - 2¹ = 117501517313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117501517313) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23399505 + ... + 23404525.

It is an arithmetic number, because the mean of its divisors is an integer number (2855910960).

Almost surely, 2^117501517315 is an apocalyptic number.

117501517315 is a deficient number, since it is larger than the sum of its proper divisors (65276784125).

117501517315 is a wasteful number, since it uses less digits than its factorization.

117501517315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7772.

The product of its (nonzero) digits is 18375, while the sum is 37.

The spelling of 117501517315 in words is "one hundred seventeen billion, five hundred one million, five hundred seventeen thousand, three hundred fifteen".