431731474433 has 12 divisors (see below), whose sum is σ = 524053823040. Its totient is φ = 353966176872.

The previous prime is 431731474417. The next prime is 431731474457. The reversal of 431731474433 is 334474137134.

It is not a de Polignac number, because 431731474433 - 2⁴ = 431731474417 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (431731474633) 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, 191539013 + ... + 191541266.

It is an arithmetic number, because the mean of its divisors is an integer number (43671151920).

Almost surely, 2^431731474433 is an apocalyptic number.

It is an amenable number.

431731474433 is a deficient number, since it is larger than the sum of its proper divisors (92322348607).

431731474433 is a wasteful number, since it uses less digits than its factorization.

431731474433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383080316 (or 383080309 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 44.

The spelling of 431731474433 in words is "four hundred thirty-one billion, seven hundred thirty-one million, four hundred seventy-four thousand, four hundred thirty-three".