328861360576 has 56 divisors (see below), whose sum is σ = 749596627296. Its totient is φ = 140225111040.

The previous prime is 328861360469. The next prime is 328861360609. The reversal of 328861360576 is 675063168823.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1774855 + ... + 1951366.

Almost surely, 2^328861360576 is an apocalyptic number.

It is an amenable number.

328861360576 is an abundant number, since it is smaller than the sum of its proper divisors (420735266720).

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

328861360576 is a wasteful number, since it uses less digits than its factorization.

328861360576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3726437 (or 3726427 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 55.

The spelling of 328861360576 in words is "three hundred twenty-eight billion, eight hundred sixty-one million, three hundred sixty thousand, five hundred seventy-six".