12365648852 has 24 divisors (see below), whose sum is σ = 21932163624. Its totient is φ = 6099720192.

The previous prime is 12365648839. The next prime is 12365648863. The reversal of 12365648852 is 25884656321.

It can be written as a sum of positive squares in 4 ways, for example, as 8213956 + 12357434896 = 2866^2 + 111164^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12365648852.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72728 + ... + 173264.

It is an arithmetic number, because the mean of its divisors is an integer number (913840151).

Almost surely, 2^12365648852 is an apocalyptic number.

It is an amenable number.

12365648852 is a deficient number, since it is larger than the sum of its proper divisors (9566514772).

12365648852 is a wasteful number, since it uses less digits than its factorization.

12365648852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100955 (or 100953 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 50.

The spelling of 12365648852 in words is "twelve billion, three hundred sixty-five million, six hundred forty-eight thousand, eight hundred fifty-two".