166775912 has 16 divisors (see below), whose sum is σ = 312879840. Its totient is φ = 83341296.

The previous prime is 166775867. The next prime is 166775929. The reversal of 166775912 is 219577661.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12893 + ... + 22355.

It is an arithmetic number, because the mean of its divisors is an integer number (19554990).

Almost surely, 2^166775912 is an apocalyptic number.

It is an amenable number.

166775912 is a deficient number, since it is larger than the sum of its proper divisors (146103928).

166775912 is a wasteful number, since it uses less digits than its factorization.

166775912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11672 (or 11668 counting only the distinct ones).

The product of its digits is 158760, while the sum is 44.

The square root of 166775912 is about 12914.1748478174. The cubic root of 166775912 is about 550.4414219350.

The spelling of 166775912 in words is "one hundred sixty-six million, seven hundred seventy-five thousand, nine hundred twelve".