432340131321 has 12 divisors (see below), whose sum is σ = 713704343872. Its totient is φ = 247051503576.

The previous prime is 432340131277. The next prime is 432340131331. The reversal of 432340131321 is 123131043234.

It is a happy number.

432340131321 is a `hidden beast` number, since 4 + 3 + 2 + 340 + 1 + 313 + 2 + 1 = 666.

It is not a de Polignac number, because 432340131321 - 2¹⁹ = 432339607033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (432340131331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3431270821 + ... + 3431270946.

Almost surely, 2^432340131321 is an apocalyptic number.

It is an amenable number.

432340131321 is a deficient number, since it is larger than the sum of its proper divisors (281364212551).

432340131321 is a wasteful number, since it uses less digits than its factorization.

432340131321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6862541780 (or 6862541777 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 432340131321 its reverse (123131043234), we get a palindrome (555471174555).

The spelling of 432340131321 in words is "four hundred thirty-two billion, three hundred forty million, one hundred thirty-one thousand, three hundred twenty-one".