560111055561 has 12 divisors (see below), whose sum is σ = 809191290180. Its totient is φ = 373341837600.

The previous prime is 560111055551. The next prime is 560111055607. The reversal of 560111055561 is 165550111065.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 529793281161 + 30317774400 = 727869^2 + 174120^2 .

It is not a de Polignac number, because 560111055561 - 2²⁹ = 559574184649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (560111055551) 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 in 11 ways as a sum of consecutive naturals, for example, 5406906 + ... + 5509523.

It is an arithmetic number, because the mean of its divisors is an integer number (67432607515).

Almost surely, 2^560111055561 is an apocalyptic number.

It is an amenable number.

560111055561 is a deficient number, since it is larger than the sum of its proper divisors (249080234619).

560111055561 is a wasteful number, since it uses less digits than its factorization.

560111055561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10922136 (or 10922133 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 36.

The spelling of 560111055561 in words is "five hundred sixty billion, one hundred eleven million, fifty-five thousand, five hundred sixty-one".