320056660424650 has 24 divisors (see below), whose sum is σ = 597677123028384. Its totient is φ = 127512613710000.

The previous prime is 320056660424597. The next prime is 320056660424651. The reversal of 320056660424650 is 56424066650023.

It is a junction number, because it is equal to n+sod(n) for n = 320056660424594 and 320056660424603.

It is not an unprimeable number, because it can be changed into a prime (320056660424651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12751248822 + ... + 12751273921.

It is an arithmetic number, because the mean of its divisors is an integer number (24903213459516).

Almost surely, 2^{320056660424650} is an apocalyptic number.

320056660424650 is a deficient number, since it is larger than the sum of its proper divisors (277620462603734).

320056660424650 is a wasteful number, since it uses less digits than its factorization.

320056660424650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25502523006 (or 25502523001 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 49.

The spelling of 320056660424650 in words is "three hundred twenty trillion, fifty-six billion, six hundred sixty million, four hundred twenty-four thousand, six hundred fifty".