56802822261569 has 2 divisors, whose sum is σ = 56802822261570. Its totient is φ = 56802822261568.

The previous prime is 56802822261527. The next prime is 56802822261589. The reversal of 56802822261569 is 96516222820865.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53865324490000 + 2937497771569 = 7339300^2 + 1713913^2 .

It is a cyclic number.

It is not a de Polignac number, because 56802822261569 - 2¹⁶ = 56802822196033 is a prime.

It is a super-2 number, since 2×56802822261569² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56802822261589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28401411130784 + 28401411130785.

It is an arithmetic number, because the mean of its divisors is an integer number (28401411130785).

Almost surely, 2^{56802822261569} is an apocalyptic number.

It is an amenable number.

56802822261569 is a deficient number, since it is larger than the sum of its proper divisors (1).

56802822261569 is an equidigital number, since it uses as much as digits as its factorization.

56802822261569 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49766400, while the sum is 62.

The spelling of 56802822261569 in words is "fifty-six trillion, eight hundred two billion, eight hundred twenty-two million, two hundred sixty-one thousand, five hundred sixty-nine".