166116116331164 has 24 divisors (see below), whose sum is σ = 291634984662000. Its totient is φ = 82791927123840.

The previous prime is 166116116331133. The next prime is 166116116331239. The reversal of 166116116331164 is 461133611611661.

It is a congruent number.

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, 4298219 + ... + 18727170.

It is an arithmetic number, because the mean of its divisors is an integer number (12151457694250).

Almost surely, 2^{166116116331164} is an apocalyptic number.

It is an amenable number.

166116116331164 is a deficient number, since it is larger than the sum of its proper divisors (125518868330836).

166116116331164 is a wasteful number, since it uses less digits than its factorization.

166116116331164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23031173 (or 23031171 counting only the distinct ones).

The product of its digits is 279936, while the sum is 47.

The spelling of 166116116331164 in words is "one hundred sixty-six trillion, one hundred sixteen billion, one hundred sixteen million, three hundred thirty-one thousand, one hundred sixty-four".