166566151162 has 16 divisors (see below), whose sum is σ = 253960781184. Its totient is φ = 81912726000.

The previous prime is 166566151139. The next prime is 166566151177. The reversal of 166566151162 is 261151665661.

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, 2641987 + ... + 2704297.

It is an arithmetic number, because the mean of its divisors is an integer number (15872548824).

Almost surely, 2^166566151162 is an apocalyptic number.

166566151162 is a deficient number, since it is larger than the sum of its proper divisors (87394630022).

166566151162 is a wasteful number, since it uses less digits than its factorization.

166566151162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84285.

The product of its digits is 388800, while the sum is 46.

The spelling of 166566151162 in words is "one hundred sixty-six billion, five hundred sixty-six million, one hundred fifty-one thousand, one hundred sixty-two".