328912876320 has 576 divisors, whose sum is σ = 1275012990720. Its totient is φ = 70917783552.

The previous prime is 328912876307. The next prime is 328912876339. The reversal of 328912876320 is 23678219823.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 39485916 + ... + 39494244.

It is an arithmetic number, because the mean of its divisors is an integer number (2213564220).

Almost surely, 2^328912876320 is an apocalyptic number.

328912876320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 328912876320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (637506495360).

328912876320 is an abundant number, since it is smaller than the sum of its proper divisors (946100114400).

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

328912876320 is a wasteful number, since it uses less digits than its factorization.

328912876320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8457 (or 8442 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 51.

The spelling of 328912876320 in words is "three hundred twenty-eight billion, nine hundred twelve million, eight hundred seventy-six thousand, three hundred twenty".