560451255561 has 12 divisors (see below), whose sum is σ = 822811862340. Its totient is φ = 367509019680.

The previous prime is 560451255541. The next prime is 560451255599. The reversal of 560451255561 is 165552154065.

It is a happy number.

560451255561 is a `hidden beast` number, since 5 + 60 + 4 + 5 + 1 + 25 + 5 + 561 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 78008490000 + 482442765561 = 279300^2 + 694581^2 .

It is not a de Polignac number, because 560451255561 - 2¹¹ = 560451253513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (560451255541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 510428646 + ... + 510429743.

It is an arithmetic number, because the mean of its divisors is an integer number (68567655195).

Almost surely, 2^560451255561 is an apocalyptic number.

It is an amenable number.

560451255561 is a deficient number, since it is larger than the sum of its proper divisors (262360606779).

560451255561 is a wasteful number, since it uses less digits than its factorization.

560451255561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020858456 (or 1020858453 counting only the distinct ones).

The product of its (nonzero) digits is 900000, while the sum is 45.

The spelling of 560451255561 in words is "five hundred sixty billion, four hundred fifty-one million, two hundred fifty-five thousand, five hundred sixty-one".