10561064572 has 24 divisors (see below), whose sum is σ = 18615214800. Its totient is φ = 5242467840.

The previous prime is 10561064561. The next prime is 10561064617. The reversal of 10561064572 is 27546016501.

It is a happy number.

It is a super-2 number, since 2×10561064572² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1809523 + ... + 1815349.

It is an arithmetic number, because the mean of its divisors is an integer number (775633950).

Almost surely, 2^10561064572 is an apocalyptic number.

It is an amenable number.

10561064572 is a deficient number, since it is larger than the sum of its proper divisors (8054150228).

10561064572 is a wasteful number, since it uses less digits than its factorization.

10561064572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9021 (or 9019 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 37.

The spelling of 10561064572 in words is "ten billion, five hundred sixty-one million, sixty-four thousand, five hundred seventy-two".