14131386536 has 16 divisors (see below), whose sum is σ = 26794062900. Its totient is φ = 6986303104.

The previous prime is 14131386497. The next prime is 14131386613. The reversal of 14131386536 is 63568313141.

It can be written as a sum of positive squares in 2 ways, for example, as 13922584036 + 208802500 = 117994^2 + 14450^2 .

It is a junction number, because it is equal to n+sod(n) for n = 14131386493 and 14131386502.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9923015 + ... + 9924438.

Almost surely, 2^14131386536 is an apocalyptic number.

It is an amenable number.

14131386536 is a deficient number, since it is larger than the sum of its proper divisors (12662676364).

14131386536 is a wasteful number, since it uses less digits than its factorization.

14131386536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19847548 (or 19847544 counting only the distinct ones).

The product of its digits is 155520, while the sum is 41.

Adding to 14131386536 its reverse (63568313141), we get a palindrome (77699699677).

The spelling of 14131386536 in words is "fourteen billion, one hundred thirty-one million, three hundred eighty-six thousand, five hundred thirty-six".