320075868940 has 12 divisors (see below), whose sum is σ = 672159324816. Its totient is φ = 128030347568.

The previous prime is 320075868923. The next prime is 320075868953. The reversal of 320075868940 is 49868570023.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 8001896704 + ... + 8001896743.

It is an arithmetic number, because the mean of its divisors is an integer number (56013277068).

Almost surely, 2^320075868940 is an apocalyptic number.

It is an amenable number.

320075868940 is an abundant number, since it is smaller than the sum of its proper divisors (352083455876).

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

320075868940 is a wasteful number, since it uses less digits than its factorization.

320075868940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16003793456 (or 16003793454 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 320075868940 in words is "three hundred twenty billion, seventy-five million, eight hundred sixty-eight thousand, nine hundred forty".