56560467553 has 2 divisors, whose sum is σ = 56560467554. Its totient is φ = 56560467552.

The previous prime is 56560467539. The next prime is 56560467581. The reversal of 56560467553 is 35576406565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49227628129 + 7332839424 = 221873^2 + 85632^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56560467553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56560467553.

It is not a weakly prime, because it can be changed into another prime (56560467533) 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, 28280233776 + 28280233777.

It is an arithmetic number, because the mean of its divisors is an integer number (28280233777).

Almost surely, 2^56560467553 is an apocalyptic number.

It is an amenable number.

56560467553 is a deficient number, since it is larger than the sum of its proper divisors (1).

56560467553 is an equidigital number, since it uses as much as digits as its factorization.

56560467553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340000, while the sum is 52.

The spelling of 56560467553 in words is "fifty-six billion, five hundred sixty million, four hundred sixty-seven thousand, five hundred fifty-three".