13136534516 has 24 divisors (see below), whose sum is σ = 26276228160. Its totient is φ = 5629266432.

The previous prime is 13136534503. The next prime is 13136534531. The reversal of 13136534516 is 61543563131.

It is a self number, because there is not a number n which added to its sum of digits gives 13136534516.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260756 + ... + 307028.

It is an arithmetic number, because the mean of its divisors is an integer number (1094842840).

Almost surely, 2^13136534516 is an apocalyptic number.

It is an amenable number.

13136534516 is an abundant number, since it is smaller than the sum of its proper divisors (13139693644).

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

13136534516 is a wasteful number, since it uses less digits than its factorization.

13136534516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56423 (or 56421 counting only the distinct ones).

The product of its digits is 97200, while the sum is 38.

The spelling of 13136534516 in words is "thirteen billion, one hundred thirty-six million, five hundred thirty-four thousand, five hundred sixteen".