320131204392 has 32 divisors (see below), whose sum is σ = 827925530400. Its totient is φ = 103030732224.

The previous prime is 320131204373. The next prime is 320131204409. The reversal of 320131204392 is 293402131023.

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, 229978618 + ... + 229980009.

It is an arithmetic number, because the mean of its divisors is an integer number (25872672825).

Almost surely, 2^320131204392 is an apocalyptic number.

It is an amenable number.

320131204392 is an abundant number, since it is smaller than the sum of its proper divisors (507794326008).

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

320131204392 is a wasteful number, since it uses less digits than its factorization.

320131204392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459958665 (or 459958661 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

The spelling of 320131204392 in words is "three hundred twenty billion, one hundred thirty-one million, two hundred four thousand, three hundred ninety-two".