431430312504 has 16 divisors (see below), whose sum is σ = 1078575781320. Its totient is φ = 143810104160.

The previous prime is 431430312503. The next prime is 431430312527. The reversal of 431430312504 is 405213034134.

It is a super-2 number, since 2×431430312504² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431430312503) 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, 8988131487 + ... + 8988131534.

Almost surely, 2^431430312504 is an apocalyptic number.

It is an amenable number.

431430312504 is an abundant number, since it is smaller than the sum of its proper divisors (647145468816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

431430312504 is a wasteful number, since it uses less digits than its factorization.

431430312504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17976263030 (or 17976263026 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 431430312504 its reverse (405213034134), we get a palindrome (836643346638).

The spelling of 431430312504 in words is "four hundred thirty-one billion, four hundred thirty million, three hundred twelve thousand, five hundred four".