328578875524 has 9 divisors (see below), whose sum is σ = 575015038437. Its totient is φ = 164288864544.

The previous prime is 328578875509. The next prime is 328578875531. The reversal of 328578875524 is 425578875823.

The square root of 328578875524 is 573218.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 387381124 + 328191494400 = 19682^2 + 572880^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1003132 + ... + 1289740.

Almost surely, 2^328578875524 is an apocalyptic number.

328578875524 is the 573218-th square number.

It is an amenable number.

328578875524 is a deficient number, since it is larger than the sum of its proper divisors (246436162913).

328578875524 is an frugal number, since it uses more digits than its factorization.

328578875524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573222 (or 286611 counting only the distinct ones).

The product of its digits is 150528000, while the sum is 64.

Multiplying 328578875524 by its sum of digits (64), we get a square (21029048033536 = 4585744²).

The spelling of 328578875524 in words is "three hundred twenty-eight billion, five hundred seventy-eight million, eight hundred seventy-five thousand, five hundred twenty-four".