166502256056036 has 12 divisors (see below), whose sum is σ = 293673270524928. Its totient is φ = 82595607334632.

The previous prime is 166502256056011. The next prime is 166502256056039. The reversal of 166502256056036 is 630650652205661.

It is not an unprimeable number, because it can be changed into a prime (166502256056039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163880172776 + ... + 163880173791.

It is an arithmetic number, because the mean of its divisors is an integer number (24472772543744).

Almost surely, 2^{166502256056036} is an apocalyptic number.

It is an amenable number.

166502256056036 is a deficient number, since it is larger than the sum of its proper divisors (127171014468892).

166502256056036 is a wasteful number, since it uses less digits than its factorization.

166502256056036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327760346698 (or 327760346696 counting only the distinct ones).

The product of its (nonzero) digits is 11664000, while the sum is 53.

The spelling of 166502256056036 in words is "one hundred sixty-six trillion, five hundred two billion, two hundred fifty-six million, fifty-six thousand, thirty-six".