328809005760 has 56 divisors (see below), whose sum is σ = 1043968596336. Its totient is φ = 87682401280.

The previous prime is 328809005711. The next prime is 328809005801. The reversal of 328809005760 is 67500908823.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 171253731 + ... + 171255650.

Almost surely, 2^328809005760 is an apocalyptic number.

328809005760 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

328809005760 is an abundant number, since it is smaller than the sum of its proper divisors (715159590576).

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

328809005760 is a wasteful number, since it uses less digits than its factorization.

328809005760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342509401 (or 342509391 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 48.

The spelling of 328809005760 in words is "three hundred twenty-eight billion, eight hundred nine million, five thousand, seven hundred sixty".