10636665165 has 24 divisors (see below), whose sum is σ = 21070727808. Its totient is φ = 4862475360.

The previous prime is 10636665103. The next prime is 10636665167. The reversal of 10636665165 is 56156663601.

It is not a de Polignac number, because 10636665165 - 2⁹ = 10636664653 is a prime.

It is a super-2 number, since 2×10636665165² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 10636665165.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10636665167) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16883281 + ... + 16883910.

It is an arithmetic number, because the mean of its divisors is an integer number (877946992).

Almost surely, 2^10636665165 is an apocalyptic number.

10636665165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10636665165 is a deficient number, since it is larger than the sum of its proper divisors (10434062643).

10636665165 is a wasteful number, since it uses less digits than its factorization.

10636665165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33767209 (or 33767206 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

The spelling of 10636665165 in words is "ten billion, six hundred thirty-six million, six hundred sixty-five thousand, one hundred sixty-five".