14366434431 has 4 divisors (see below), whose sum is σ = 19155245912. Its totient is φ = 9577622952.

The previous prime is 14366434429. The next prime is 14366434441. The reversal of 14366434431 is 13443466341.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13443466341 = 3 ⋅4481155447.

It is not a de Polignac number, because 14366434431 - 2¹ = 14366434429 is a prime.

It is a super-2 number, since 2×14366434431² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14366434431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14366434421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2394405736 + ... + 2394405741.

It is an arithmetic number, because the mean of its divisors is an integer number (4788811478).

Almost surely, 2^14366434431 is an apocalyptic number.

14366434431 is a deficient number, since it is larger than the sum of its proper divisors (4788811481).

14366434431 is an equidigital number, since it uses as much as digits as its factorization.

14366434431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4788811480.

The product of its digits is 248832, while the sum is 39.

The spelling of 14366434431 in words is "fourteen billion, three hundred sixty-six million, four hundred thirty-four thousand, four hundred thirty-one".