12564641150 has 12 divisors (see below), whose sum is σ = 23370232632. Its totient is φ = 5025856440.

The previous prime is 12564641149. The next prime is 12564641179. The reversal of 12564641150 is 5114646521.

It is a self number, because there is not a number n which added to its sum of digits gives 12564641150.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 125646362 + ... + 125646461.

It is an arithmetic number, because the mean of its divisors is an integer number (1947519386).

Almost surely, 2^12564641150 is an apocalyptic number.

12564641150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12564641150 is a deficient number, since it is larger than the sum of its proper divisors (10805591482).

12564641150 is a wasteful number, since it uses less digits than its factorization.

12564641150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251292835 (or 251292830 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 35.

The spelling of 12564641150 in words is "twelve billion, five hundred sixty-four million, six hundred forty-one thousand, one hundred fifty".