117668747256 has 32 divisors (see below), whose sum is σ = 295797138000. Its totient is φ = 39006213120.

The previous prime is 117668747239. The next prime is 117668747257. The reversal of 117668747256 is 652747866711.

117668747256 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 117668747256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117668747257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13539481 + ... + 13548168.

Almost surely, 2^117668747256 is an apocalyptic number.

It is an amenable number.

117668747256 is an abundant number, since it is smaller than the sum of its proper divisors (178128390744).

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

117668747256 is a wasteful number, since it uses less digits than its factorization.

117668747256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27087839 (or 27087835 counting only the distinct ones).

The product of its digits is 23708160, while the sum is 60.

The spelling of 117668747256 in words is "one hundred seventeen billion, six hundred sixty-eight million, seven hundred forty-seven thousand, two hundred fifty-six".