12653565262 has 16 divisors (see below), whose sum is σ = 20458952640. Its totient is φ = 5834799072.

The previous prime is 12653565227. The next prime is 12653565269. The reversal of 12653565262 is 26256535621.

12653565262 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 2×12653565262² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12653565269) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 191937 + ... + 249292.

It is an arithmetic number, because the mean of its divisors is an integer number (1278684540).

Almost surely, 2^12653565262 is an apocalyptic number.

12653565262 is a deficient number, since it is larger than the sum of its proper divisors (7805387378).

12653565262 is a wasteful number, since it uses less digits than its factorization.

12653565262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442347.

The product of its digits is 648000, while the sum is 43.

The spelling of 12653565262 in words is "twelve billion, six hundred fifty-three million, five hundred sixty-five thousand, two hundred sixty-two".