13215636353513 has 48 divisors (see below), whose sum is σ = 15121149422400. Its totient is φ = 11527461052800.

The previous prime is 13215636353477. The next prime is 13215636353581. The reversal of 13215636353513 is 31535363651231.

It is not a de Polignac number, because 13215636353513 - 2²² = 13215632159209 is a prime.

It is a super-3 number, since 3×13215636353513³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (13215639353513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1832701478 + ... + 1832708688.

It is an arithmetic number, because the mean of its divisors is an integer number (315023946300).

Almost surely, 2^{13215636353513} is an apocalyptic number.

It is an amenable number.

13215636353513 is a deficient number, since it is larger than the sum of its proper divisors (1905513068887).

13215636353513 is a wasteful number, since it uses less digits than its factorization.

13215636353513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10454 (or 10443 counting only the distinct ones).

The product of its digits is 2187000, while the sum is 47.

The spelling of 13215636353513 in words is "thirteen trillion, two hundred fifteen billion, six hundred thirty-six million, three hundred fifty-three thousand, five hundred thirteen".