431140013320 has 64 divisors (see below), whose sum is σ = 975283182720. Its totient is φ = 171530402304.

The previous prime is 431140013279. The next prime is 431140013323. The reversal of 431140013320 is 23310041134.

It is a super-2 number, since 2×431140013320² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 431140013291 and 431140013300.

It is not an unprimeable number, because it can be changed into a prime (431140013323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6732492 + ... + 6796228.

It is an arithmetic number, because the mean of its divisors is an integer number (15238799730).

Almost surely, 2^431140013320 is an apocalyptic number.

431140013320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

431140013320 is an abundant number, since it is smaller than the sum of its proper divisors (544143169400).

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

431140013320 is a wasteful number, since it uses less digits than its factorization.

431140013320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64654 (or 64650 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 431140013320 its reverse (23310041134), we get a palindrome (454450054454).

The spelling of 431140013320 in words is "four hundred thirty-one billion, one hundred forty million, thirteen thousand, three hundred twenty".