13136249934 has 24 divisors (see below), whose sum is σ = 29231116200. Its totient is φ = 4260405168.

The previous prime is 13136249933. The next prime is 13136249939. The reversal of 13136249934 is 43994263131.

It is a happy number.

13136249934 is a `hidden beast` number, since 1 + 3 + 13 + 624 + 9 + 9 + 3 + 4 = 666.

It is a super-2 number, since 2×13136249934² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13136249934.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13136249933) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9861384 + ... + 9862715.

It is an arithmetic number, because the mean of its divisors is an integer number (1217963175).

Almost surely, 2^13136249934 is an apocalyptic number.

13136249934 is an abundant number, since it is smaller than the sum of its proper divisors (16094866266).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13136249934 is a wasteful number, since it uses less digits than its factorization.

13136249934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19724144 (or 19724141 counting only the distinct ones).

The product of its digits is 419904, while the sum is 45.

The spelling of 13136249934 in words is "thirteen billion, one hundred thirty-six million, two hundred forty-nine thousand, nine hundred thirty-four".