320056660424312 has 24 divisors (see below), whose sum is σ = 698082766997760. Its totient is φ = 137167140181680.

The previous prime is 320056660424311. The next prime is 320056660424359. The reversal of 320056660424312 is 213424066650023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320056660424311) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 408235535864 + ... + 408235536647.

It is an arithmetic number, because the mean of its divisors is an integer number (29086781958240).

Almost surely, 2^{320056660424312} is an apocalyptic number.

It is an amenable number.

320056660424312 is an abundant number, since it is smaller than the sum of its proper divisors (378026106573448).

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

320056660424312 is a wasteful number, since it uses less digits than its factorization.

320056660424312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816471072531 (or 816471072520 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 320056660424312 in words is "three hundred twenty trillion, fifty-six billion, six hundred sixty million, four hundred twenty-four thousand, three hundred twelve".