56320602563 has 2 divisors, whose sum is σ = 56320602564. Its totient is φ = 56320602562.

The previous prime is 56320602511. The next prime is 56320602581. The reversal of 56320602563 is 36520602365.

56320602563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56320602563 is a prime.

It is not a weakly prime, because it can be changed into another prime (56320602763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28160301281 + 28160301282.

It is an arithmetic number, because the mean of its divisors is an integer number (28160301282).

Almost surely, 2^56320602563 is an apocalyptic number.

56320602563 is a deficient number, since it is larger than the sum of its proper divisors (1).

56320602563 is an equidigital number, since it uses as much as digits as its factorization.

56320602563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 194400, while the sum is 38.

The spelling of 56320602563 in words is "fifty-six billion, three hundred twenty million, six hundred two thousand, five hundred sixty-three".