10516565552 has 20 divisors (see below), whose sum is σ = 20377598280. Its totient is φ = 5257830528.

The previous prime is 10516565533. The next prime is 10516565603. The reversal of 10516565552 is 25556561501.

It is a happy number.

It is a super-2 number, since 2×10516565552² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

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, 241724 + ... + 281892.

It is an arithmetic number, because the mean of its divisors is an integer number (1018879914).

Almost surely, 2^10516565552 is an apocalyptic number.

It is an amenable number.

10516565552 is a deficient number, since it is larger than the sum of its proper divisors (9861032728).

10516565552 is a wasteful number, since it uses less digits than its factorization.

10516565552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56540 (or 56534 counting only the distinct ones).

The product of its (nonzero) digits is 225000, while the sum is 41.

The spelling of 10516565552 in words is "ten billion, five hundred sixteen million, five hundred sixty-five thousand, five hundred fifty-two".