166872573332 has 12 divisors (see below), whose sum is σ = 292136354496. Its totient is φ = 83405043480.

The previous prime is 166872573299. The next prime is 166872573353. The reversal of 166872573332 is 233375278661.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7798778 + ... + 7820145.

It is an arithmetic number, because the mean of its divisors is an integer number (24344696208).

Almost surely, 2^166872573332 is an apocalyptic number.

It is an amenable number.

166872573332 is a deficient number, since it is larger than the sum of its proper divisors (125263781164).

166872573332 is a wasteful number, since it uses less digits than its factorization.

166872573332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15621598 (or 15621596 counting only the distinct ones).

The product of its digits is 7620480, while the sum is 53.

The spelling of 166872573332 in words is "one hundred sixty-six billion, eight hundred seventy-two million, five hundred seventy-three thousand, three hundred thirty-two".