715166664 has 32 divisors (see below), whose sum is σ = 1825960320. Its totient is φ = 233316416.

The previous prime is 715166629. The next prime is 715166677. The reversal of 715166664 is 466661517.

It is a happy number.

It is a super-2 number, since 2×715166664² = 1022926714593777792, which contains 22 as substring.

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, 315879 + ... + 318134.

It is an arithmetic number, because the mean of its divisors is an integer number (57061260).

Almost surely, 2^715166664 is an apocalyptic number.

It is an amenable number.

715166664 is an abundant number, since it is smaller than the sum of its proper divisors (1110793656).

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

715166664 is a wasteful number, since it uses less digits than its factorization.

715166664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634069 (or 634065 counting only the distinct ones).

The product of its digits is 181440, while the sum is 42.

The square root of 715166664 is about 26742.6001727581. The cubic root of 715166664 is about 894.2708766833.

The spelling of 715166664 in words is "seven hundred fifteen million, one hundred sixty-six thousand, six hundred sixty-four".