117372018315 has 16 divisors (see below), whose sum is σ = 188197371648. Its totient is φ = 62464362336.

The previous prime is 117372018311. The next prime is 117372018403. The reversal of 117372018315 is 513810273711.

It is not a de Polignac number, because 117372018315 - 2² = 117372018311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117372018311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8370727 + ... + 8384736.

It is an arithmetic number, because the mean of its divisors is an integer number (11762335728).

Almost surely, 2^117372018315 is an apocalyptic number.

117372018315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

117372018315 is a deficient number, since it is larger than the sum of its proper divisors (70825353333).

117372018315 is a wasteful number, since it uses less digits than its factorization.

117372018315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16755938.

The product of its (nonzero) digits is 35280, while the sum is 39.

The spelling of 117372018315 in words is "one hundred seventeen billion, three hundred seventy-two million, eighteen thousand, three hundred fifteen".