117651756630 has 32 divisors (see below), whose sum is σ = 287150054400. Its totient is φ = 30842041952.

The previous prime is 117651756619. The next prime is 117651756713. The reversal of 117651756630 is 36657156711.

It is a self number, because there is not a number n which added to its sum of digits gives 117651756630.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33233190 + ... + 33236729.

It is an arithmetic number, because the mean of its divisors is an integer number (8973439200).

Almost surely, 2^117651756630 is an apocalyptic number.

117651756630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117651756630 is an abundant number, since it is smaller than the sum of its proper divisors (169498297770).

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

117651756630 is a wasteful number, since it uses less digits than its factorization.

117651756630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66469988.

The product of its (nonzero) digits is 793800, while the sum is 48.

The spelling of 117651756630 in words is "one hundred seventeen billion, six hundred fifty-one million, seven hundred fifty-six thousand, six hundred thirty".