556324926769 has 2 divisors, whose sum is σ = 556324926770. Its totient is φ = 556324926768.

The previous prime is 556324926737. The next prime is 556324926803. The reversal of 556324926769 is 967629423655.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 416831640625 + 139493286144 = 645625^2 + 373488^2 .

It is a cyclic number.

It is not a de Polignac number, because 556324926769 - 2⁵ = 556324926737 is a prime.

It is a super-2 number, since 2×556324926769² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 556324926769.

It is not a weakly prime, because it can be changed into another prime (556324926709) 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, 278162463384 + 278162463385.

It is an arithmetic number, because the mean of its divisors is an integer number (278162463385).

Almost surely, 2^556324926769 is an apocalyptic number.

It is an amenable number.

556324926769 is a deficient number, since it is larger than the sum of its proper divisors (1).

556324926769 is an equidigital number, since it uses as much as digits as its factorization.

556324926769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 146966400, while the sum is 64.

The spelling of 556324926769 in words is "five hundred fifty-six billion, three hundred twenty-four million, nine hundred twenty-six thousand, seven hundred sixty-nine".