431304330422 has 64 divisors (see below), whose sum is σ = 821955755520. Its totient is φ = 165465248256.

The previous prime is 431304330403. The next prime is 431304330449. The reversal of 431304330422 is 224033403134.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3908 + ... + 928775.

It is an arithmetic number, because the mean of its divisors is an integer number (12843058680).

Almost surely, 2^431304330422 is an apocalyptic number.

431304330422 is a deficient number, since it is larger than the sum of its proper divisors (390651425098).

431304330422 is a wasteful number, since it uses less digits than its factorization.

431304330422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932805.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 431304330422 its reverse (224033403134), we get a palindrome (655337733556).

The spelling of 431304330422 in words is "four hundred thirty-one billion, three hundred four million, three hundred thirty thousand, four hundred twenty-two".