431326432116 has 72 divisors (see below), whose sum is σ = 1148198105600. Its totient is φ = 136147029120.

The previous prime is 431326432091. The next prime is 431326432129. The reversal of 431326432116 is 611234623134.

431326432116 is a `hidden beast` number, since 4 + 3 + 1 + 3 + 2 + 643 + 2 + 1 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1390656 + ... + 1672296.

Almost surely, 2^431326432116 is an apocalyptic number.

It is an amenable number.

431326432116 is an abundant number, since it is smaller than the sum of its proper divisors (716871673484).

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

431326432116 is a wasteful number, since it uses less digits than its factorization.

431326432116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283909 (or 283904 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The spelling of 431326432116 in words is "four hundred thirty-one billion, three hundred twenty-six million, four hundred thirty-two thousand, one hundred sixteen".