14000431320 has 48 divisors (see below), whose sum is σ = 45501402960. Its totient is φ = 3733448256.

The previous prime is 14000431303. The next prime is 14000431321. The reversal of 14000431320 is 2313400041.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 14000431293 and 14000431302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14000431321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19444684 + ... + 19445403.

It is an arithmetic number, because the mean of its divisors is an integer number (947945895).

Almost surely, 2^14000431320 is an apocalyptic number.

14000431320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14000431320 is an abundant number, since it is smaller than the sum of its proper divisors (31500971640).

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

14000431320 is a wasteful number, since it uses less digits than its factorization.

14000431320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38890104 (or 38890097 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 14000431320 its reverse (2313400041), we get a palindrome (16313831361).

The spelling of 14000431320 in words is "fourteen billion, four hundred thirty-one thousand, three hundred twenty".