13196959839 has 36 divisors (see below), whose sum is σ = 22222720416. Its totient is φ = 7524715968.

The previous prime is 13196959837. The next prime is 13196959877. The reversal of 13196959839 is 93895969131.

It is a happy number.

13196959839 is a `hidden beast` number, since 1 + 3 + 1 + 9 + 6 + 9 + 598 + 39 = 666.

It is not a de Polignac number, because 13196959839 - 2¹ = 13196959837 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13196959837) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 171867 + ... + 236499.

Almost surely, 2^13196959839 is an apocalyptic number.

13196959839 is a deficient number, since it is larger than the sum of its proper divisors (9025760577).

13196959839 is a wasteful number, since it uses less digits than its factorization.

13196959839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65116 (or 65106 counting only the distinct ones).

The product of its digits is 14171760, while the sum is 63.

The spelling of 13196959839 in words is "thirteen billion, one hundred ninety-six million, nine hundred fifty-nine thousand, eight hundred thirty-nine".