320056660424644 has 48 divisors (see below), whose sum is σ = 658087625119680. Its totient is φ = 134275418778240.

The previous prime is 320056660424597. The next prime is 320056660424651. The reversal of 320056660424644 is 446424066650023.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a junction number, because it is equal to n+sod(n) for n = 320056660424591 and 320056660424600.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23894634 + ... + 34800385.

It is an arithmetic number, because the mean of its divisors is an integer number (13710158856660).

Almost surely, 2^{320056660424644} is an apocalyptic number.

It is an amenable number.

320056660424644 is an abundant number, since it is smaller than the sum of its proper divisors (338030964695036).

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

320056660424644 is a wasteful number, since it uses less digits than its factorization.

320056660424644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58704580 (or 58704578 counting only the distinct ones).

The product of its (nonzero) digits is 19906560, while the sum is 52.

The spelling of 320056660424644 in words is "three hundred twenty trillion, fifty-six billion, six hundred sixty million, four hundred twenty-four thousand, six hundred forty-four".