431372111252 has 48 divisors (see below), whose sum is σ = 799616664000. Its totient is φ = 203272446720.

The previous prime is 431372111249. The next prime is 431372111311. The reversal of 431372111252 is 252111273134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7808624 + ... + 7863672.

It is an arithmetic number, because the mean of its divisors is an integer number (16658680500).

Almost surely, 2^431372111252 is an apocalyptic number.

It is an amenable number.

431372111252 is a deficient number, since it is larger than the sum of its proper divisors (368244552748).

431372111252 is a wasteful number, since it uses less digits than its factorization.

431372111252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56696 (or 56694 counting only the distinct ones).

The product of its digits is 10080, while the sum is 32.

Adding to 431372111252 its reverse (252111273134), we get a palindrome (683483384386).

The spelling of 431372111252 in words is "four hundred thirty-one billion, three hundred seventy-two million, one hundred eleven thousand, two hundred fifty-two".