431430240315324 has 24 divisors (see below), whose sum is σ = 1006670902906368. Its totient is φ = 143810031223600.

The previous prime is 431430240315317. The next prime is 431430240315329. The reversal of 431430240315324 is 423513042034134.

It is a super-2 number, since 2×431430240315324² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431430240315329) 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, 55572949 + ... + 62858675.

It is an arithmetic number, because the mean of its divisors is an integer number (41944620954432).

Almost surely, 2^{431430240315324} is an apocalyptic number.

It is an amenable number.

431430240315324 is an abundant number, since it is smaller than the sum of its proper divisors (575240662591044).

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

431430240315324 is a wasteful number, since it uses less digits than its factorization.

431430240315324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12220385 (or 12220383 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 39.

Adding to 431430240315324 its reverse (423513042034134), we get a palindrome (854943282349458).

The spelling of 431430240315324 in words is "four hundred thirty-one trillion, four hundred thirty billion, two hundred forty million, three hundred fifteen thousand, three hundred twenty-four".