14156542793 has 4 divisors (see below), whose sum is σ = 14423647428. Its totient is φ = 13889438160.

The previous prime is 14156542783. The next prime is 14156542837. The reversal of 14156542793 is 39724565141.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 39724565141 = 53 ⋅749520097.

It can be written as a sum of positive squares in 2 ways, for example, as 6240526009 + 7916016784 = 78997^2 + 88972^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14156542793 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14156542703) 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, 133552238 + ... + 133552343.

It is an arithmetic number, because the mean of its divisors is an integer number (3605911857).

Almost surely, 2^14156542793 is an apocalyptic number.

It is an amenable number.

14156542793 is a deficient number, since it is larger than the sum of its proper divisors (267104635).

14156542793 is an equidigital number, since it uses as much as digits as its factorization.

14156542793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267104634.

The product of its digits is 907200, while the sum is 47.

The spelling of 14156542793 in words is "fourteen billion, one hundred fifty-six million, five hundred forty-two thousand, seven hundred ninety-three".