10565610165056 has 56 divisors (see below), whose sum is σ = 21723341074440. Its totient is φ = 5094539476992.

The previous prime is 10565610165007. The next prime is 10565610165059. The reversal of 10565610165056 is 65056101656501.

It can be written as a sum of positive squares in 4 ways, for example, as 2919942758656 + 7645667406400 = 1708784^2 + 2765080^2 .

It is a super-2 number, since 2×10565610165056² (a number of 27 digits) contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 10565610165056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10565610165059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19475021 + ... + 20010188.

Almost surely, 2^{10565610165056} is an apocalyptic number.

10565610165056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10565610165056 is an abundant number, since it is smaller than the sum of its proper divisors (11157730909384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10565610165056 is a wasteful number, since it uses less digits than its factorization.

10565610165056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39485371 (or 39485361 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 47.

The spelling of 10565610165056 in words is "ten trillion, five hundred sixty-five billion, six hundred ten million, one hundred sixty-five thousand, fifty-six".