328163996736 has 63 divisors (see below), whose sum is σ = 940662254181. Its totient is φ = 109383416064.

The previous prime is 328163996729. The next prime is 328163996737. The reversal of 328163996736 is 637699361823.

The square root of 328163996736 is 572856.

It is a perfect power (a square), and thus also a powerful number.

328163996736 is a `hidden beast` number, since 328 + 163 + 99 + 67 + 3 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 257195036736 + 70968960000 = 507144^2 + 266400^2 .

It is not an unprimeable number, because it can be changed into a prime (328163996737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 13736610 + ... + 13760478.

Almost surely, 2^328163996736 is an apocalyptic number.

328163996736 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

328163996736 is the 572856-th square number.

It is an amenable number.

328163996736 is an abundant number, since it is smaller than the sum of its proper divisors (612498257445).

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

328163996736 is an frugal number, since it uses more digits than its factorization.

328163996736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47756 (or 23874 counting only the distinct ones).

The product of its digits is 52907904, while the sum is 63.

The spelling of 328163996736 in words is "three hundred twenty-eight billion, one hundred sixty-three million, nine hundred ninety-six thousand, seven hundred thirty-six".