135717712235 has 16 divisors (see below), whose sum is σ = 188218468800. Its totient is φ = 92017913856.

The previous prime is 135717712217. The next prime is 135717712259. The reversal of 135717712235 is 532217717531.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 135717712235 - 2⁶ = 135717712171 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21781430 + ... + 21787659.

It is an arithmetic number, because the mean of its divisors is an integer number (11763654300).

Almost surely, 2^135717712235 is an apocalyptic number.

135717712235 is a deficient number, since it is larger than the sum of its proper divisors (52500756565).

135717712235 is an equidigital number, since it uses as much as digits as its factorization.

135717712235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43569190.

The product of its digits is 308700, while the sum is 44.

The spelling of 135717712235 in words is "one hundred thirty-five billion, seven hundred seventeen million, seven hundred twelve thousand, two hundred thirty-five".