13512164136 has 16 divisors (see below), whose sum is σ = 33780410400. Its totient is φ = 4504054704.

The previous prime is 13512164123. The next prime is 13512164137. The reversal of 13512164136 is 63146121531.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 13512164097 and 13512164106.

It is not an unprimeable number, because it can be changed into a prime (13512164137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281503396 + ... + 281503443.

It is an arithmetic number, because the mean of its divisors is an integer number (2111275650).

Almost surely, 2^13512164136 is an apocalyptic number.

It is an amenable number.

13512164136 is an abundant number, since it is smaller than the sum of its proper divisors (20268246264).

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

13512164136 is a wasteful number, since it uses less digits than its factorization.

13512164136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563006848 (or 563006844 counting only the distinct ones).

The product of its digits is 12960, while the sum is 33.

Adding to 13512164136 its reverse (63146121531), we get a palindrome (76658285667).

The spelling of 13512164136 in words is "thirteen billion, five hundred twelve million, one hundred sixty-four thousand, one hundred thirty-six".