14534344431 has 24 divisors (see below), whose sum is σ = 21928291840. Its totient is φ = 9619831512.

The previous prime is 14534344411. The next prime is 14534344453. The reversal of 14534344431 is 13444343541.

14534344431 is a `hidden beast` number, since 145 + 3 + 43 + 44 + 431 = 666.

It is not a de Polignac number, because 14534344431 - 2¹³ = 14534336239 is a prime.

It is a super-2 number, since 2×14534344431² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14534344411) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 181375 + ... + 248928.

Almost surely, 2^14534344431 is an apocalyptic number.

14534344431 is a deficient number, since it is larger than the sum of its proper divisors (7393947409).

14534344431 is an equidigital number, since it uses as much as digits as its factorization.

14534344431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430457 (or 430445 counting only the distinct ones).

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

Adding to 14534344431 its reverse (13444343541), we get a palindrome (27978687972).

The spelling of 14534344431 in words is "fourteen billion, five hundred thirty-four million, three hundred forty-four thousand, four hundred thirty-one".