136843635252 has 24 divisors (see below), whose sum is σ = 319618297600. Its totient is φ = 45569333376.

The previous prime is 136843635241. The next prime is 136843635259. The reversal of 136843635252 is 252536348631.

136843635252 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136843635259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5638852 + ... + 5663067.

Almost surely, 2^136843635252 is an apocalyptic number.

136843635252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136843635252 is an abundant number, since it is smaller than the sum of its proper divisors (182774662348).

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

136843635252 is a wasteful number, since it uses less digits than its factorization.

136843635252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11302935 (or 11302933 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 48.

The spelling of 136843635252 in words is "one hundred thirty-six billion, eight hundred forty-three million, six hundred thirty-five thousand, two hundred fifty-two".