328768929516 has 48 divisors (see below), whose sum is σ = 786286045440. Its totient is φ = 106885099200.

The previous prime is 328768929469. The next prime is 328768929523. The reversal of 328768929516 is 615929867823.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1943136 + ... + 2105543.

It is an arithmetic number, because the mean of its divisors is an integer number (16380959280).

Almost surely, 2^328768929516 is an apocalyptic number.

It is an amenable number.

328768929516 is an abundant number, since it is smaller than the sum of its proper divisors (457517115924).

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

328768929516 is a wasteful number, since it uses less digits than its factorization.

328768929516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4048854 (or 4048852 counting only the distinct ones).

The product of its digits is 78382080, while the sum is 66.

The spelling of 328768929516 in words is "three hundred twenty-eight billion, seven hundred sixty-eight million, nine hundred twenty-nine thousand, five hundred sixteen".