328431368184 has 32 divisors (see below), whose sum is σ = 847564823040. Its totient is φ = 105945602400.

The previous prime is 328431368159. The next prime is 328431368201. The reversal of 328431368184 is 481863134823.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220719262 + ... + 220720749.

It is an arithmetic number, because the mean of its divisors is an integer number (26486400720).

Almost surely, 2^328431368184 is an apocalyptic number.

It is an amenable number.

328431368184 is an abundant number, since it is smaller than the sum of its proper divisors (519133454856).

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

328431368184 is a wasteful number, since it uses less digits than its factorization.

328431368184 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441440051 (or 441440047 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 51.

The spelling of 328431368184 in words is "three hundred twenty-eight billion, four hundred thirty-one million, three hundred sixty-eight thousand, one hundred eighty-four".