10000560505561 has 16 divisors (see below), whose sum is σ = 10779656247360. Its totient is φ = 9244149258240.

The previous prime is 10000560505541. The next prime is 10000560505577. The reversal of 10000560505561 is 16550506500001.

It is a cyclic number.

It is not a de Polignac number, because 10000560505561 - 2⁹ = 10000560505049 is a prime.

It is a super-2 number, since 2×10000560505561² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10000560505541) 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 15 ways as a sum of consecutive naturals, for example, 22931391 + ... + 23363428.

It is an arithmetic number, because the mean of its divisors is an integer number (673728515460).

Almost surely, 2^{10000560505561} is an apocalyptic number.

It is an amenable number.

10000560505561 is a deficient number, since it is larger than the sum of its proper divisors (779095741799).

10000560505561 is a wasteful number, since it uses less digits than its factorization.

10000560505561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46295064.

The product of its (nonzero) digits is 22500, while the sum is 34.

The spelling of 10000560505561 in words is "ten trillion, five hundred sixty million, five hundred five thousand, five hundred sixty-one".