14243694623 has 4 divisors (see below), whose sum is σ = 14259027840. Its totient is φ = 14228361408.

The previous prime is 14243694617. The next prime is 14243694629. The reversal of 14243694623 is 32649634241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32649634241 = 7 ⋅4664233463.

It is an interprime number because it is at equal distance from previous prime (14243694617) and next prime (14243694629).

It is a cyclic number.

It is not a de Polignac number, because 14243694623 - 2²⁴ = 14226917407 is a prime.

It is a super-2 number, since 2×14243694623² (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 (14243694629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7665215 + ... + 7667072.

It is an arithmetic number, because the mean of its divisors is an integer number (3564756960).

Almost surely, 2^14243694623 is an apocalyptic number.

14243694623 is a deficient number, since it is larger than the sum of its proper divisors (15333217).

14243694623 is an equidigital number, since it uses as much as digits as its factorization.

14243694623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15333216.

The product of its digits is 746496, while the sum is 44.

The spelling of 14243694623 in words is "fourteen billion, two hundred forty-three million, six hundred ninety-four thousand, six hundred twenty-three".