560130999561 has 81 divisors (see below), whose sum is σ = 951396501159. Its totient is φ = 316635123168.

The previous prime is 560130999553. The next prime is 560130999563. The reversal of 560130999561 is 165999031065.

It is a happy number.

The square root of 560130999561 is 748419.

It is a perfect power (a square), and thus also a powerful number.

560130999561 is a `hidden beast` number, since 5 + 60 + 13 + 0 + 9 + 9 + 9 + 561 = 666.

It can be written as a sum of positive squares in only one way, i.e., 164182988025 + 395948011536 = 405195^2 + 629244^2 .

It is not a de Polignac number, because 560130999561 - 2³ = 560130999553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 560130999498 and 560130999507.

It is not an unprimeable number, because it can be changed into a prime (560130999563) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 2467537330 + ... + 2467537556.

Almost surely, 2^560130999561 is an apocalyptic number.

560130999561 is the 748419-th square number.

560130999561 is the 374210-th centered octagonal number.

It is an amenable number.

560130999561 is a deficient number, since it is larger than the sum of its proper divisors (391265501598).

560130999561 is an equidigital number, since it uses as much as digits as its factorization.

560130999561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788 (or 394 counting only the distinct ones).

The product of its (nonzero) digits is 1968300, while the sum is 54.

The spelling of 560130999561 in words is "five hundred sixty billion, one hundred thirty million, nine hundred ninety-nine thousand, five hundred sixty-one".