166627628904 has 64 divisors (see below), whose sum is σ = 458938457280. Its totient is φ = 49993280000.

The previous prime is 166627628897. The next prime is 166627628917. The reversal of 166627628904 is 409826726661.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3097917 + ... + 3151244.

It is an arithmetic number, because the mean of its divisors is an integer number (7170913395).

Almost surely, 2^166627628904 is an apocalyptic number.

It is an amenable number.

166627628904 is an abundant number, since it is smaller than the sum of its proper divisors (292310828376).

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

166627628904 is a wasteful number, since it uses less digits than its factorization.

166627628904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6249282 (or 6249278 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 57.

The spelling of 166627628904 in words is "one hundred sixty-six billion, six hundred twenty-seven million, six hundred twenty-eight thousand, nine hundred four".