166065512 has 32 divisors (see below), whose sum is σ = 322533120. Its totient is φ = 80075520.

The previous prime is 166065467. The next prime is 166065547. The reversal of 166065512 is 215560661.

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, 82583 + ... + 84569.

It is an arithmetic number, because the mean of its divisors is an integer number (10079160).

Almost surely, 2^166065512 is an apocalyptic number.

It is an amenable number.

166065512 is a deficient number, since it is larger than the sum of its proper divisors (156467608).

166065512 is a wasteful number, since it uses less digits than its factorization.

166065512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2361 (or 2357 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 166065512 is about 12886.6408346008. The cubic root of 166065512 is about 549.6587547107.

The spelling of 166065512 in words is "one hundred sixty-six million, sixty-five thousand, five hundred twelve".