10560005561 has 4 divisors (see below), whose sum is σ = 12068577792. Its totient is φ = 9051433332.

The previous prime is 10560005539. The next prime is 10560005569. The reversal of 10560005561 is 16550006501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10560005561 - 2¹⁴ = 10559989177 is a prime.

It is a super-2 number, since 2×10560005561² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10560005569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 754286105 + ... + 754286118.

It is an arithmetic number, because the mean of its divisors is an integer number (3017144448).

Almost surely, 2^10560005561 is an apocalyptic number.

It is an amenable number.

10560005561 is a deficient number, since it is larger than the sum of its proper divisors (1508572231).

10560005561 is an equidigital number, since it uses as much as digits as its factorization.

10560005561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1508572230.

The product of its (nonzero) digits is 4500, while the sum is 29.

The spelling of 10560005561 in words is "ten billion, five hundred sixty million, five thousand, five hundred sixty-one".