320056660425193 has 2 divisors, whose sum is σ = 320056660425194. Its totient is φ = 320056660425192.

The previous prime is 320056660425149. The next prime is 320056660425239. The reversal of 320056660425193 is 391524066650023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 203063298000784 + 116993362424409 = 14250028^2 + 10816347^2 .

It is a cyclic number.

It is not a de Polignac number, because 320056660425193 - 2⁹ = 320056660424681 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 320056660425193.

It is not a weakly prime, because it can be changed into another prime (320056660426193) 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 as a sum of consecutive naturals, namely, 160028330212596 + 160028330212597.

It is an arithmetic number, because the mean of its divisors is an integer number (160028330212597).

Almost surely, 2^{320056660425193} is an apocalyptic number.

It is an amenable number.

320056660425193 is a deficient number, since it is larger than the sum of its proper divisors (1).

320056660425193 is an equidigital number, since it uses as much as digits as its factorization.

320056660425193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6998400, while the sum is 52.

The spelling of 320056660425193 in words is "three hundred twenty trillion, fifty-six billion, six hundred sixty million, four hundred twenty-five thousand, one hundred ninety-three".