166633525104 has 20 divisors (see below), whose sum is σ = 430469939976. Its totient is φ = 55544508352.

The previous prime is 166633525063. The next prime is 166633525141. The reversal of 166633525104 is 401525336661.

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, 1735765839 + ... + 1735765934.

Almost surely, 2^166633525104 is an apocalyptic number.

It is an amenable number.

166633525104 is an abundant number, since it is smaller than the sum of its proper divisors (263836414872).

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

166633525104 is a wasteful number, since it uses less digits than its factorization.

166633525104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3471531784 (or 3471531778 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 166633525104 in words is "one hundred sixty-six billion, six hundred thirty-three million, five hundred twenty-five thousand, one hundred four".