135628744865232 has 40 divisors (see below), whose sum is σ = 357829029012096. Its totient is φ = 44247675629056.

The previous prime is 135628744865213. The next prime is 135628744865261. The reversal of 135628744865232 is 232568447826531.

It is a happy number.

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors.

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, 30059559993 + ... + 30059564504.

Almost surely, 2^{135628744865232} is an apocalyptic number.

135628744865232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135628744865232 is an abundant number, since it is smaller than the sum of its proper divisors (222200284146864).

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

135628744865232 is a wasteful number, since it uses less digits than its factorization.

135628744865232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60119124555 (or 60119124549 counting only the distinct ones).

The product of its digits is 464486400, while the sum is 66.

The spelling of 135628744865232 in words is "one hundred thirty-five trillion, six hundred twenty-eight billion, seven hundred forty-four million, eight hundred sixty-five thousand, two hundred thirty-two".