166624461230564 has 12 divisors (see below), whose sum is σ = 301647731538300. Its totient is φ = 80439395076768.

The previous prime is 166624461230503. The next prime is 166624461230573. The reversal of 166624461230564 is 465032164426661.

166624461230564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 108206597017600 + 58417864212964 = 10402240^2 + 7643158^2 .

It is a super-2 number, since 2×166624461230564² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 718208884499 + ... + 718208884730.

It is an arithmetic number, because the mean of its divisors is an integer number (25137310961525).

Almost surely, 2^{166624461230564} is an apocalyptic number.

It is an amenable number.

166624461230564 is a deficient number, since it is larger than the sum of its proper divisors (135023270307736).

166624461230564 is a wasteful number, since it uses less digits than its factorization.

166624461230564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1436417769262 (or 1436417769260 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 56.

The spelling of 166624461230564 in words is "one hundred sixty-six trillion, six hundred twenty-four billion, four hundred sixty-one million, two hundred thirty thousand, five hundred sixty-four".