431943327688 has 16 divisors (see below), whose sum is σ = 852519726000. Its totient is φ = 204604734096.

The previous prime is 431943327679. The next prime is 431943327691. The reversal of 431943327688 is 886723349134.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1420866058 + ... + 1420866361.

It is an arithmetic number, because the mean of its divisors is an integer number (53282482875).

Almost surely, 2^431943327688 is an apocalyptic number.

It is an amenable number.

431943327688 is a deficient number, since it is larger than the sum of its proper divisors (420576398312).

431943327688 is a wasteful number, since it uses less digits than its factorization.

431943327688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2841732444 (or 2841732440 counting only the distinct ones).

The product of its digits is 20901888, while the sum is 58.

The spelling of 431943327688 in words is "four hundred thirty-one billion, nine hundred forty-three million, three hundred twenty-seven thousand, six hundred eighty-eight".