12636530622 has 12 divisors (see below), whose sum is σ = 27379149720. Its totient is φ = 4212176868.

The previous prime is 12636530611. The next prime is 12636530623. The reversal of 12636530622 is 22603563621.

12636530622 is a `hidden beast` number, since 1 + 2 + 63 + 6 + 530 + 62 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12636530623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 351014722 + ... + 351014757.

It is an arithmetic number, because the mean of its divisors is an integer number (2281595810).

Almost surely, 2^12636530622 is an apocalyptic number.

12636530622 is an abundant number, since it is smaller than the sum of its proper divisors (14742619098).

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

12636530622 is a wasteful number, since it uses less digits than its factorization.

12636530622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702029487 (or 702029484 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 12636530622 in words is "twelve billion, six hundred thirty-six million, five hundred thirty thousand, six hundred twenty-two".