4431234231312 has 160 divisors (see below), whose sum is σ = 13974850052352. Its totient is φ = 1181047160832.

The previous prime is 4431234231287. The next prime is 4431234231341. The reversal of 4431234231312 is 2131324321344.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2787183 + ... + 4078094.

Almost surely, 2^{4431234231312} is an apocalyptic number.

4431234231312 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

4431234231312 is an abundant number, since it is smaller than the sum of its proper divisors (9543615821040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4431234231312 is a wasteful number, since it uses less digits than its factorization.

4431234231312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6865425 (or 6865419 counting only the distinct ones).

The product of its digits is 41472, while the sum is 33.

Adding to 4431234231312 its reverse (2131324321344), we get a palindrome (6562558552656).

The spelling of 4431234231312 in words is "four trillion, four hundred thirty-one billion, two hundred thirty-four million, two hundred thirty-one thousand, three hundred twelve".