13134636512 has 96 divisors (see below), whose sum is σ = 27509932800. Its totient is φ = 6162186240.

The previous prime is 13134636511. The next prime is 13134636553. The reversal of 13134636512 is 21563643131.

It is a super-2 number, since 2×13134636512² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13134636511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16479698 + ... + 16480494.

It is an arithmetic number, because the mean of its divisors is an integer number (286561800).

Almost surely, 2^13134636512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13134636512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13754966400).

13134636512 is an abundant number, since it is smaller than the sum of its proper divisors (14375296288).

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

13134636512 is a wasteful number, since it uses less digits than its factorization.

13134636512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324 (or 1316 counting only the distinct ones).

The product of its digits is 38880, while the sum is 35.

The spelling of 13134636512 in words is "thirteen billion, one hundred thirty-four million, six hundred thirty-six thousand, five hundred twelve".