320747674280 has 64 divisors (see below), whose sum is σ = 789977059200. Its totient is φ = 116237397760.

The previous prime is 320747674259. The next prime is 320747674319. The reversal of 320747674280 is 82476747023.

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 15 ways as a sum of consecutive naturals, for example, 1115060 + ... + 1372899.

It is an arithmetic number, because the mean of its divisors is an integer number (12343391550).

Almost surely, 2^320747674280 is an apocalyptic number.

It is an amenable number.

320747674280 is an abundant number, since it is smaller than the sum of its proper divisors (469229384920).

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

320747674280 is a wasteful number, since it uses less digits than its factorization.

320747674280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2488274 (or 2488270 counting only the distinct ones).

The product of its (nonzero) digits is 3161088, while the sum is 50.

The spelling of 320747674280 in words is "three hundred twenty billion, seven hundred forty-seven million, six hundred seventy-four thousand, two hundred eighty".