166116246111564 has 96 divisors (see below), whose sum is σ = 457269863694336. Its totient is φ = 45930393887040.

The previous prime is 166116246111527. The next prime is 166116246111617. The reversal of 166116246111564 is 465111642611661.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 596913819 + ... + 597192045.

It is an arithmetic number, because the mean of its divisors is an integer number (4763227746816).

Almost surely, 2^{166116246111564} is an apocalyptic number.

166116246111564 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

166116246111564 is an abundant number, since it is smaller than the sum of its proper divisors (291153617582772).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166116246111564 is a wasteful number, since it uses less digits than its factorization.

166116246111564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507555 (or 507553 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 51.

The spelling of 166116246111564 in words is "one hundred sixty-six trillion, one hundred sixteen billion, two hundred forty-six million, one hundred eleven thousand, five hundred sixty-four".