328690316816 has 20 divisors (see below), whose sum is σ = 637821801792. Its totient is φ = 164091142176.

The previous prime is 328690316753. The next prime is 328690316831. The reversal of 328690316816 is 618613096823.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15865340 + ... + 15886043.

Almost surely, 2^328690316816 is an apocalyptic number.

It is an amenable number.

328690316816 is a deficient number, since it is larger than the sum of its proper divisors (309131484976).

328690316816 is a wasteful number, since it uses less digits than its factorization.

328690316816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31752038 (or 31752032 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 53.

The spelling of 328690316816 in words is "three hundred twenty-eight billion, six hundred ninety million, three hundred sixteen thousand, eight hundred sixteen".