166211600600 has 24 divisors (see below), whose sum is σ = 386441971860. Its totient is φ = 66484640160.

The previous prime is 166211600539. The next prime is 166211600663. The reversal of 166211600600 is 6006112661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 415528802 + ... + 415529201.

Almost surely, 2^166211600600 is an apocalyptic number.

166211600600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

166211600600 is an abundant number, since it is smaller than the sum of its proper divisors (220230371260).

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

166211600600 is a wasteful number, since it uses less digits than its factorization.

166211600600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831058019 (or 831058010 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The spelling of 166211600600 in words is "one hundred sixty-six billion, two hundred eleven million, six hundred thousand, six hundred".