166968708 has 12 divisors (see below), whose sum is σ = 389593680. Its totient is φ = 55656232.

The previous prime is 166968691. The next prime is 166968721. The reversal of 166968708 is 807869661.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

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, 6957018 + ... + 6957041.

It is an arithmetic number, because the mean of its divisors is an integer number (32466140).

Almost surely, 2^166968708 is an apocalyptic number.

It is an amenable number.

166968708 is an abundant number, since it is smaller than the sum of its proper divisors (222624972).

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

166968708 is a wasteful number, since it uses less digits than its factorization.

166968708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13914066 (or 13914064 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 51.

The square root of 166968708 is about 12921.6372027696. The cubic root of 166968708 is about 550.6534470330.

The spelling of 166968708 in words is "one hundred sixty-six million, nine hundred sixty-eight thousand, seven hundred eight".