168180364 has 12 divisors (see below), whose sum is σ = 321071688. Its totient is φ = 76445600.

The previous prime is 168180359. The next prime is 168180377. The reversal of 168180364 is 463081861.

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, 1911097 + ... + 1911184.

It is an arithmetic number, because the mean of its divisors is an integer number (26755974).

Almost surely, 2^168180364 is an apocalyptic number.

It is an amenable number.

168180364 is a deficient number, since it is larger than the sum of its proper divisors (152891324).

168180364 is a wasteful number, since it uses less digits than its factorization.

168180364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3822296 (or 3822294 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 168180364 is about 12968.4372227343. The cubic root of 168180364 is about 551.9822291766.

The spelling of 168180364 in words is "one hundred sixty-eight million, one hundred eighty thousand, three hundred sixty-four".