117277615764 has 36 divisors (see below), whose sum is σ = 306674227860. Its totient is φ = 37744519680.

The previous prime is 117277615757. The next prime is 117277615771. The reversal of 117277615764 is 467516772711.

117277615764 is a `hidden beast` number, since 1 + 1 + 7 + 2 + 7 + 7 + 61 + 576 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (117277615757) and next prime (117277615771).

It can be written as a sum of positive squares in 2 ways, for example, as 32631532164 + 84646083600 = 180642^2 + 290940^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 117277615764.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56166397 + ... + 56168484.

Almost surely, 2^117277615764 is an apocalyptic number.

It is an amenable number.

117277615764 is an abundant number, since it is smaller than the sum of its proper divisors (189396612096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117277615764 is a wasteful number, since it uses less digits than its factorization.

117277615764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112334920 (or 112334915 counting only the distinct ones).

The product of its digits is 3457440, while the sum is 54.

The spelling of 117277615764 in words is "one hundred seventeen billion, two hundred seventy-seven million, six hundred fifteen thousand, seven hundred sixty-four".