10555534565 has 16 divisors (see below), whose sum is σ = 13089377280. Its totient is φ = 8163192960.

The previous prime is 10555534553. The next prime is 10555534609. The reversal of 10555534565 is 56543555501.

10555534565 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-10555534565 is a prime.

It is a super-2 number, since 2×10555534565² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108896 + ... + 181574.

It is an arithmetic number, because the mean of its divisors is an integer number (818086080).

Almost surely, 2^10555534565 is an apocalyptic number.

It is an amenable number.

10555534565 is a deficient number, since it is larger than the sum of its proper divisors (2533842715).

10555534565 is an equidigital number, since it uses as much as digits as its factorization.

10555534565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73652.

The product of its (nonzero) digits is 1125000, while the sum is 44.

The spelling of 10555534565 in words is "ten billion, five hundred fifty-five million, five hundred thirty-four thousand, five hundred sixty-five".