117965927415 has 32 divisors (see below), whose sum is σ = 216330831360. Its totient is φ = 53771854464.

The previous prime is 117965927389. The next prime is 117965927419. The reversal of 117965927415 is 514729569711.

It is not a de Polignac number, because 117965927415 - 2⁶ = 117965927351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117965927419) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1582420 + ... + 1655289.

It is an arithmetic number, because the mean of its divisors is an integer number (6760338480).

Almost surely, 2^117965927415 is an apocalyptic number.

117965927415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

117965927415 is a deficient number, since it is larger than the sum of its proper divisors (98364903945).

117965927415 is a wasteful number, since it uses less digits than its factorization.

117965927415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3238071.

The product of its digits is 4762800, while the sum is 57.

The spelling of 117965927415 in words is "one hundred seventeen billion, nine hundred sixty-five million, nine hundred twenty-seven thousand, four hundred fifteen".