325568664 has 48 divisors (see below), whose sum is σ = 882624600. Its totient is φ = 108415104.

The previous prime is 325568647. The next prime is 325568669. The reversal of 325568664 is 466865523.

325568664 is a `hidden beast` number, since 3 + 25 + 568 + 6 + 64 = 666.

325568664 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 (325568669) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108172 + ... + 111140.

Almost surely, 2^325568664 is an apocalyptic number.

It is an amenable number.

325568664 is an abundant number, since it is smaller than the sum of its proper divisors (557055936).

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

325568664 is a wasteful number, since it uses less digits than its factorization.

325568664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4504 (or 4497 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The square root of 325568664 is about 18043.5213858049. The cubic root of 325568664 is about 687.9352009910.

The spelling of 325568664 in words is "three hundred twenty-five million, five hundred sixty-eight thousand, six hundred sixty-four".