135636886823028 has 24 divisors (see below), whose sum is σ = 318381195421632. Its totient is φ = 44941563297984.

The previous prime is 135636886823017. The next prime is 135636886823063. The reversal of 135636886823028 is 820328688636531.

It is a super-3 number, since 3×135636886823028³ (a number of 43 digits) contains 333 as substring.

It is a congruent 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, 33841536625 + ... + 33841540632.

It is an arithmetic number, because the mean of its divisors is an integer number (13265883142568).

Almost surely, 2^{135636886823028} is an apocalyptic number.

It is an amenable number.

135636886823028 is an abundant number, since it is smaller than the sum of its proper divisors (182744308598604).

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

135636886823028 is a wasteful number, since it uses less digits than its factorization.

135636886823028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67683077431 (or 67683077429 counting only the distinct ones).

The product of its (nonzero) digits is 477757440, while the sum is 69.

The spelling of 135636886823028 in words is "one hundred thirty-five trillion, six hundred thirty-six billion, eight hundred eighty-six million, eight hundred twenty-three thousand, twenty-eight".