14344354431 has 48 divisors (see below), whose sum is σ = 23145288192. Its totient is φ = 8487460800.

The previous prime is 14344354373. The next prime is 14344354447. The reversal of 14344354431 is 13445344341.

14344354431 is a `hidden beast` number, since 1 + 43 + 4 + 43 + 544 + 31 = 666.

It is not a de Polignac number, because 14344354431 - 2²⁹ = 13807483519 is a prime.

It is a super-2 number, since 2×14344354431² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14344354331) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 714081 + ... + 733893.

It is an arithmetic number, because the mean of its divisors is an integer number (482193504).

Almost surely, 2^14344354431 is an apocalyptic number.

14344354431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

14344354431 is a deficient number, since it is larger than the sum of its proper divisors (8800933761).

14344354431 is a wasteful number, since it uses less digits than its factorization.

14344354431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20004 (or 20001 counting only the distinct ones).

The product of its digits is 138240, while the sum is 36.

Adding to 14344354431 its reverse (13445344341), we get a palindrome (27789698772).

The spelling of 14344354431 in words is "fourteen billion, three hundred forty-four million, three hundred fifty-four thousand, four hundred thirty-one".