10516856564 has 12 divisors (see below), whose sum is σ = 18418461600. Its totient is φ = 5254438968.

The previous prime is 10516856521. The next prime is 10516856587. The reversal of 10516856564 is 46565861501.

It is a super-2 number, since 2×10516856564² (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 3 ways as a sum of consecutive naturals, for example, 991394 + ... + 1001945.

It is an arithmetic number, because the mean of its divisors is an integer number (1534871800).

Almost surely, 2^10516856564 is an apocalyptic number.

It is an amenable number.

10516856564 is a deficient number, since it is larger than the sum of its proper divisors (7901605036).

10516856564 is a wasteful number, since it uses less digits than its factorization.

10516856564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1994662 (or 1994660 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 47.

The spelling of 10516856564 in words is "ten billion, five hundred sixteen million, eight hundred fifty-six thousand, five hundred sixty-four".