320579042863 has 2 divisors, whose sum is σ = 320579042864. Its totient is φ = 320579042862.

The previous prime is 320579042803. The next prime is 320579042867. The reversal of 320579042863 is 368240975023.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320579042863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320579042867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160289521431 + 160289521432.

It is an arithmetic number, because the mean of its divisors is an integer number (160289521432).

Almost surely, 2^320579042863 is an apocalyptic number.

320579042863 is a deficient number, since it is larger than the sum of its proper divisors (1).

320579042863 is an equidigital number, since it uses as much as digits as its factorization.

320579042863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 49.

The spelling of 320579042863 in words is "three hundred twenty billion, five hundred seventy-nine million, forty-two thousand, eight hundred sixty-three".