117218064 has 40 divisors (see below), whose sum is σ = 305507232. Its totient is φ = 38725120.

The previous prime is 117218039. The next prime is 117218081. The reversal of 117218064 is 460812711.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5382 + ... + 16229.

Almost surely, 2^117218064 is an apocalyptic number.

It is an amenable number.

117218064 is an abundant number, since it is smaller than the sum of its proper divisors (188289168).

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

117218064 is a wasteful number, since it uses less digits than its factorization.

117218064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21735 (or 21729 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 30.

The square root of 117218064 is about 10826.7291459609. The cubic root of 117218064 is about 489.4009950976.

The spelling of 117218064 in words is "one hundred seventeen million, two hundred eighteen thousand, sixty-four".