12432553203 has 32 divisors (see below), whose sum is σ = 20074162176. Its totient is φ = 6681443328.

The previous prime is 12432553171. The next prime is 12432553207. The reversal of 12432553203 is 30235523421.

It is not a de Polignac number, because 12432553203 - 2⁵ = 12432553171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12432553207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 495775 + ... + 520247.

It is an arithmetic number, because the mean of its divisors is an integer number (627317568).

Almost surely, 2^12432553203 is an apocalyptic number.

12432553203 is a deficient number, since it is larger than the sum of its proper divisors (7641608973).

12432553203 is a wasteful number, since it uses less digits than its factorization.

12432553203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25923.

The product of its (nonzero) digits is 21600, while the sum is 30.

The spelling of 12432553203 in words is "twelve billion, four hundred thirty-two million, five hundred fifty-three thousand, two hundred three".