323431031344 has 20 divisors (see below), whose sum is σ = 626690150424. Its totient is φ = 161704540928.

The previous prime is 323431031281. The next prime is 323431031347. The reversal of 323431031344 is 443130134323.

It is not an unprimeable number, because it can be changed into a prime (323431031347) 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, 440122 + ... + 916825.

Almost surely, 2^323431031344 is an apocalyptic number.

It is an amenable number.

323431031344 is a deficient number, since it is larger than the sum of its proper divisors (303259119080).

323431031344 is a wasteful number, since it uses less digits than its factorization.

323431031344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1371852 (or 1371846 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 323431031344 its reverse (443130134323), we get a palindrome (766561165667).

The spelling of 323431031344 in words is "three hundred twenty-three billion, four hundred thirty-one million, thirty-one thousand, three hundred forty-four".