12553517372 has 24 divisors (see below), whose sum is σ = 24112849152. Its totient is φ = 5671134000.

The previous prime is 12553517371. The next prime is 12553517393. The reversal of 12553517372 is 27371535521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12553517371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 868004 + ... + 882347.

It is an arithmetic number, because the mean of its divisors is an integer number (1004702048).

Almost surely, 2^12553517372 is an apocalyptic number.

It is an amenable number.

12553517372 is a deficient number, since it is larger than the sum of its proper divisors (11559331780).

12553517372 is a wasteful number, since it uses less digits than its factorization.

12553517372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750529 (or 1750527 counting only the distinct ones).

The product of its digits is 220500, while the sum is 41.

It can be divided in two parts, 12553 and 517372, that added together give a palindrome (529925).

The spelling of 12553517372 in words is "twelve billion, five hundred fifty-three million, five hundred seventeen thousand, three hundred seventy-two".