431304442323 has 8 divisors (see below), whose sum is σ = 579209803200. Its totient is φ = 285467688168.

The previous prime is 431304442307. The next prime is 431304442381. The reversal of 431304442323 is 323244403134.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 431304442323 - 2⁴ = 431304442307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (431304447323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 517151193 + ... + 517152026.

It is an arithmetic number, because the mean of its divisors is an integer number (72401225400).

Almost surely, 2^431304442323 is an apocalyptic number.

431304442323 is a deficient number, since it is larger than the sum of its proper divisors (147905360877).

431304442323 is a wasteful number, since it uses less digits than its factorization.

431304442323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034303361.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 431304442323 its reverse (323244403134), we get a palindrome (754548845457).

The spelling of 431304442323 in words is "four hundred thirty-one billion, three hundred four million, four hundred forty-two thousand, three hundred twenty-three".