166010073946 has 32 divisors (see below), whose sum is σ = 263614095360. Its totient is φ = 78245253504.

The previous prime is 166010073847. The next prime is 166010073997. The reversal of 166010073946 is 649370010661.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4275556 + ... + 4314208.

It is an arithmetic number, because the mean of its divisors is an integer number (8237940480).

Almost surely, 2^166010073946 is an apocalyptic number.

166010073946 is a deficient number, since it is larger than the sum of its proper divisors (97604021414).

166010073946 is a wasteful number, since it uses less digits than its factorization.

166010073946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40030.

The product of its (nonzero) digits is 163296, while the sum is 43.

The spelling of 166010073946 in words is "one hundred sixty-six billion, ten million, seventy-three thousand, nine hundred forty-six".