12553212304 has 20 divisors (see below), whose sum is σ = 24404867676. Its totient is φ = 6255181952.

The previous prime is 12553212299. The next prime is 12553212307. The reversal of 12553212304 is 40321235521.

It can be written as a sum of positive squares in 2 ways, for example, as 7231801600 + 5321410704 = 85040^2 + 72948^2 .

It is not an unprimeable number, because it can be changed into a prime (12553212307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1334179 + ... + 1343554.

Almost surely, 2^12553212304 is an apocalyptic number.

It is an amenable number.

12553212304 is a deficient number, since it is larger than the sum of its proper divisors (11851655372).

12553212304 is a wasteful number, since it uses less digits than its factorization.

12553212304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2678034 (or 2678028 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 12553212304 its reverse (40321235521), we get a palindrome (52874447825).

The spelling of 12553212304 in words is "twelve billion, five hundred fifty-three million, two hundred twelve thousand, three hundred four".