166747168 has 24 divisors (see below), whose sum is σ = 375181632. Its totient is φ = 71462976.

The previous prime is 166747127. The next prime is 166747201. The reversal of 166747168 is 861747661.

166747168 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371980 + ... + 372427.

It is an arithmetic number, because the mean of its divisors is an integer number (15632568).

Almost surely, 2^166747168 is an apocalyptic number.

It is an amenable number.

166747168 is an abundant number, since it is smaller than the sum of its proper divisors (208434464).

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

166747168 is an equidigital number, since it uses as much as digits as its factorization.

166747168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744424 (or 744416 counting only the distinct ones).

The product of its digits is 338688, while the sum is 46.

The square root of 166747168 is about 12913.0619142014. The cubic root of 166747168 is about 550.4097970696.

The spelling of 166747168 in words is "one hundred sixty-six million, seven hundred forty-seven thousand, one hundred sixty-eight".