328046975328 has 48 divisors (see below), whose sum is σ = 861183138816. Its totient is φ = 109341394560.

The previous prime is 328046975323. The next prime is 328046975341. The reversal of 328046975328 is 823579640823.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×328046975328² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328046975323) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1366525 + ... + 1588547.

It is an arithmetic number, because the mean of its divisors is an integer number (17941315392).

Almost surely, 2^328046975328 is an apocalyptic number.

It is an amenable number.

328046975328 is an abundant number, since it is smaller than the sum of its proper divisors (533136163488).

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

328046975328 is a wasteful number, since it uses less digits than its factorization.

328046975328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237427 (or 237419 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 57.

The spelling of 328046975328 in words is "three hundred twenty-eight billion, forty-six million, nine hundred seventy-five thousand, three hundred twenty-eight".