117576156636 has 96 divisors (see below), whose sum is σ = 322854336000. Its totient is φ = 36875637504.

The previous prime is 117576156547. The next prime is 117576156647. The reversal of 117576156636 is 636651675711.

117576156636 is a `hidden beast` number, since 1 + 1 + 7 + 5 + 76 + 1 + 566 + 3 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7959025 + ... + 7973783.

It is an arithmetic number, because the mean of its divisors is an integer number (3363066000).

Almost surely, 2^117576156636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117576156636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161427168000).

117576156636 is an abundant number, since it is smaller than the sum of its proper divisors (205278179364).

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

117576156636 is a wasteful number, since it uses less digits than its factorization.

117576156636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19128 (or 19120 counting only the distinct ones).

The product of its digits is 4762800, while the sum is 54.

The spelling of 117576156636 in words is "one hundred seventeen billion, five hundred seventy-six million, one hundred fifty-six thousand, six hundred thirty-six".