14043240505431 has 12 divisors (see below), whose sum is σ = 20285172861408. Its totient is φ = 9361933199424.

The previous prime is 14043240505423. The next prime is 14043240505477. The reversal of 14043240505431 is 13450504234041.

14043240505431 is a `hidden beast` number, since 1 + 4 + 0 + 43 + 24 + 0 + 50 + 543 + 1 = 666.

It is not a de Polignac number, because 14043240505431 - 2³ = 14043240505423 is a prime.

It is a super-2 number, since 2×14043240505431² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14043240505421) 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, 18536130 + ... + 19278863.

It is an arithmetic number, because the mean of its divisors is an integer number (1690431071784).

Almost surely, 2^{14043240505431} is an apocalyptic number.

14043240505431 is a deficient number, since it is larger than the sum of its proper divisors (6241932355977).

14043240505431 is a wasteful number, since it uses less digits than its factorization.

14043240505431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37856262 (or 37856259 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 14043240505431 its reverse (13450504234041), we get a palindrome (27493744739472).

The spelling of 14043240505431 in words is "fourteen trillion, forty-three billion, two hundred forty million, five hundred five thousand, four hundred thirty-one".