1056560564993 has 12 divisors (see below), whose sum is σ = 1080699777108. Its totient is φ = 1032857186400.

The previous prime is 1056560564977. The next prime is 1056560565013. The reversal of 1056560564993 is 3994650656501.

It can be written as a sum of positive squares in 2 ways, for example, as 631988430529 + 424572134464 = 794977^2 + 651592^2 .

It is not a de Polignac number, because 1056560564993 - 2⁴ = 1056560564977 is a prime.

It is a super-2 number, since 2×1056560564993² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1056560564903) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 207746 + ... + 1468427.

It is an arithmetic number, because the mean of its divisors is an integer number (90058314759).

Almost surely, 2^{1056560564993} is an apocalyptic number.

It is an amenable number.

1056560564993 is a deficient number, since it is larger than the sum of its proper divisors (24139212115).

1056560564993 is an equidigital number, since it uses as much as digits as its factorization.

1056560564993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676432 (or 1676353 counting only the distinct ones).

The product of its (nonzero) digits is 26244000, while the sum is 59.

The spelling of 1056560564993 in words is "one trillion, fifty-six billion, five hundred sixty million, five hundred sixty-four thousand, nine hundred ninety-three".