135689135792 has 40 divisors (see below), whose sum is σ = 301420684032. Its totient is φ = 57965486400.

The previous prime is 135689135779. The next prime is 135689135821. The reversal of 135689135792 is 297531986531.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1912934 + ... + 1982597.

Almost surely, 2^135689135792 is an apocalyptic number.

It is an amenable number.

135689135792 is an abundant number, since it is smaller than the sum of its proper divisors (165731548240).

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

135689135792 is a wasteful number, since it uses less digits than its factorization.

135689135792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3895857 (or 3895851 counting only the distinct ones).

The product of its digits is 12247200, while the sum is 59.

The spelling of 135689135792 in words is "one hundred thirty-five billion, six hundred eighty-nine million, one hundred thirty-five thousand, seven hundred ninety-two".