320056660425153 has 32 divisors (see below), whose sum is σ = 435122237394432. Its totient is φ = 209203470547200.

The previous prime is 320056660425149. The next prime is 320056660425193. The reversal of 320056660425153 is 351524066650023.

It is a happy number.

It is not a de Polignac number, because 320056660425153 - 2² = 320056660425149 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (320056660425193) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1878369000 + ... + 1878539382.

It is an arithmetic number, because the mean of its divisors is an integer number (13597569918576).

Almost surely, 2^{320056660425153} is an apocalyptic number.

It is an amenable number.

320056660425153 is a deficient number, since it is larger than the sum of its proper divisors (115065576969279).

320056660425153 is a wasteful number, since it uses less digits than its factorization.

320056660425153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203145.

The product of its (nonzero) digits is 3888000, while the sum is 48.

The spelling of 320056660425153 in words is "three hundred twenty trillion, fifty-six billion, six hundred sixty million, four hundred twenty-five thousand, one hundred fifty-three".