166055200670156 has 24 divisors (see below), whose sum is σ = 332116235426976. Its totient is φ = 71165264411520.

The previous prime is 166055200670153. The next prime is 166055200670179. The reversal of 166055200670156 is 651076002550661.

It is not an unprimeable number, because it can be changed into a prime (166055200670153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50466785 + ... + 53656376.

It is an arithmetic number, because the mean of its divisors is an integer number (13838176476124).

Almost surely, 2^{166055200670156} is an apocalyptic number.

It is an amenable number.

166055200670156 is an abundant number, since it is smaller than the sum of its proper divisors (166061034756820).

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

166055200670156 is a wasteful number, since it uses less digits than its factorization.

166055200670156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104180129 (or 104180127 counting only the distinct ones).

The product of its (nonzero) digits is 2268000, while the sum is 50.

The spelling of 166055200670156 in words is "one hundred sixty-six trillion, fifty-five billion, two hundred million, six hundred seventy thousand, one hundred fifty-six".