135251633133636 has 24 divisors (see below), whose sum is σ = 315587518083264. Its totient is φ = 45083824267680.

The previous prime is 135251633133611. The next prime is 135251633133641. The reversal of 135251633133636 is 636331336152531.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4630321 + ... + 17086343.

It is an arithmetic number, because the mean of its divisors is an integer number (13149479920136).

Almost surely, 2^{135251633133636} is an apocalyptic number.

It is an amenable number.

135251633133636 is an abundant number, since it is smaller than the sum of its proper divisors (180335884949628).

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

135251633133636 is a wasteful number, since it uses less digits than its factorization.

135251633133636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13360891 (or 13360889 counting only the distinct ones).

The product of its digits is 7873200, while the sum is 51.

The spelling of 135251633133636 in words is "one hundred thirty-five trillion, two hundred fifty-one billion, six hundred thirty-three million, one hundred thirty-three thousand, six hundred thirty-six".