166013195200 has 84 divisors (see below), whose sum is σ = 413086417920. Its totient is φ = 65659095040.

The previous prime is 166013195167. The next prime is 166013195219. The reversal of 166013195200 is 2591310661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 440512 + ... + 725311.

Almost surely, 2^166013195200 is an apocalyptic number.

166013195200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

166013195200 is an abundant number, since it is smaller than the sum of its proper divisors (247073222720).

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

166013195200 is a wasteful number, since it uses less digits than its factorization.

166013195200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1165934 (or 1165919 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 34.

The spelling of 166013195200 in words is "one hundred sixty-six billion, thirteen million, one hundred ninety-five thousand, two hundred".