135255750 has 64 divisors (see below), whose sum is σ = 385841664. Its totient is φ = 30914400.

The previous prime is 135255749. The next prime is 135255773. The reversal of 135255750 is 57552531.

135255750 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7632 + ... + 18131.

It is an arithmetic number, because the mean of its divisors is an integer number (6028776).

Almost surely, 2^135255750 is an apocalyptic number.

135255750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135255750 is an abundant number, since it is smaller than the sum of its proper divisors (250585914).

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

135255750 is a wasteful number, since it uses less digits than its factorization.

135255750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25790 (or 25780 counting only the distinct ones).

The product of its (nonzero) digits is 26250, while the sum is 33.

The square root of 135255750 is about 11629.9505587943. The cubic root of 135255750 is about 513.3165250957.

The spelling of 135255750 in words is "one hundred thirty-five million, two hundred fifty-five thousand, seven hundred fifty".