56560560773 has 2 divisors, whose sum is σ = 56560560774. Its totient is φ = 56560560772.

The previous prime is 56560560739. The next prime is 56560560803. The reversal of 56560560773 is 37706506565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51598485409 + 4962075364 = 227153^2 + 70442^2 .

It is a cyclic number.

It is not a de Polignac number, because 56560560773 - 2⁶ = 56560560709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56560560703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28280280386 + 28280280387.

It is an arithmetic number, because the mean of its divisors is an integer number (28280280387).

Almost surely, 2^56560560773 is an apocalyptic number.

It is an amenable number.

56560560773 is a deficient number, since it is larger than the sum of its proper divisors (1).

56560560773 is an equidigital number, since it uses as much as digits as its factorization.

56560560773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3969000, while the sum is 50.

The spelling of 56560560773 in words is "fifty-six billion, five hundred sixty million, five hundred sixty thousand, seven hundred seventy-three".