328844750324864 has 32 divisors (see below), whose sum is σ = 655807830872940. Its totient is φ = 164249843752960.

The previous prime is 328844750324803. The next prime is 328844750324887. The reversal of 328844750324864 is 468423057448823.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 328073234035264 + 771516289600 = 18112792^2 + 878360^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 328844750324794 and 328844750324803.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1347779177 + ... + 1348023144.

Almost surely, 2^{328844750324864} is an apocalyptic number.

It is an amenable number.

328844750324864 is a deficient number, since it is larger than the sum of its proper divisors (326963080548076).

328844750324864 is an equidigital number, since it uses as much as digits as its factorization.

328844750324864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2695803288 (or 2695803276 counting only the distinct ones).

The product of its (nonzero) digits is 990904320, while the sum is 68.

The spelling of 328844750324864 in words is "three hundred twenty-eight trillion, eight hundred forty-four billion, seven hundred fifty million, three hundred twenty-four thousand, eight hundred sixty-four".