12653566362 has 32 divisors (see below), whose sum is σ = 28134321600. Its totient is φ = 4215562704.

The previous prime is 12653566351. The next prime is 12653566379. The reversal of 12653566362 is 26366535621.

12653566362 is a `hidden beast` number, since 1 + 2 + 6 + 5 + 3 + 5 + 6 + 636 + 2 = 666.

12653566362 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12653566362² (a number of 21 digits) contains 22 as substring.

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, 38064 + ... + 163572.

It is an arithmetic number, because the mean of its divisors is an integer number (879197550).

Almost surely, 2^12653566362 is an apocalyptic number.

12653566362 is an abundant number, since it is smaller than the sum of its proper divisors (15480755238).

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

12653566362 is a wasteful number, since it uses less digits than its factorization.

12653566362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127387 (or 127381 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 45.

The spelling of 12653566362 in words is "twelve billion, six hundred fifty-three million, five hundred sixty-six thousand, three hundred sixty-two".