166502905162 has 16 divisors (see below), whose sum is σ = 286799263200. Its totient is φ = 71699815440.

The previous prime is 166502905139. The next prime is 166502905171. The reversal of 166502905162 is 261509205661.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199165737 + ... + 199166572.

It is an arithmetic number, because the mean of its divisors is an integer number (17924953950).

Almost surely, 2^166502905162 is an apocalyptic number.

166502905162 is a deficient number, since it is larger than the sum of its proper divisors (120296358038).

166502905162 is a wasteful number, since it uses less digits than its factorization.

166502905162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398332341.

The product of its (nonzero) digits is 194400, while the sum is 43.

The spelling of 166502905162 in words is "one hundred sixty-six billion, five hundred two million, nine hundred five thousand, one hundred sixty-two".