166004688 has 40 divisors (see below), whose sum is σ = 433021888. Its totient is φ = 54796032.

The previous prime is 166004651. The next prime is 166004689. The reversal of 166004688 is 886400661.

166004688 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166004689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11845 + ... + 21732.

Almost surely, 2^166004688 is an apocalyptic number.

It is an amenable number.

166004688 is an abundant number, since it is smaller than the sum of its proper divisors (267017200).

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

166004688 is a wasteful number, since it uses less digits than its factorization.

166004688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33691 (or 33685 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 166004688 is about 12884.2806551239. The cubic root of 166004688 is about 549.5916395780.

The spelling of 166004688 in words is "one hundred sixty-six million, four thousand, six hundred eighty-eight".