431349740392 has 16 divisors (see below), whose sum is σ = 818525111040. Its totient is φ = 213076377456.

The previous prime is 431349740383. The next prime is 431349740399. The reversal of 431349740392 is 293047943134.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (431349740399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 324810888 + ... + 324812215.

It is an arithmetic number, because the mean of its divisors is an integer number (51157819440).

Almost surely, 2^431349740392 is an apocalyptic number.

It is an amenable number.

431349740392 is a deficient number, since it is larger than the sum of its proper divisors (387175370648).

431349740392 is a wasteful number, since it uses less digits than its factorization.

431349740392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649623192 (or 649623188 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 49.

The spelling of 431349740392 in words is "four hundred thirty-one billion, three hundred forty-nine million, seven hundred forty thousand, three hundred ninety-two".