325167664 has 10 divisors (see below), whose sum is σ = 630012380. Its totient is φ = 162583824.

The previous prime is 325167643. The next prime is 325167701. The reversal of 325167664 is 466761523.

It is a super-2 number, since 2×325167664² = 211468019422433792, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10161474 + ... + 10161505.

It is an arithmetic number, because the mean of its divisors is an integer number (63001238).

Almost surely, 2^325167664 is an apocalyptic number.

It is an amenable number.

325167664 is a deficient number, since it is larger than the sum of its proper divisors (304844716).

325167664 is a wasteful number, since it uses less digits than its factorization.

325167664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20322987 (or 20322981 counting only the distinct ones).

The product of its digits is 181440, while the sum is 40.

The square root of 325167664 is about 18032.4059404174. The cubic root of 325167664 is about 687.6526437483.

The spelling of 325167664 in words is "three hundred twenty-five million, one hundred sixty-seven thousand, six hundred sixty-four".