135089128206 has 12 divisors (see below), whose sum is σ = 292693111152. Its totient is φ = 45029709396.

The previous prime is 135089128177. The next prime is 135089128231. The reversal of 135089128206 is 602821980531.

135089128206 is a `hidden beast` number, since 1 + 350 + 8 + 91 + 2 + 8 + 206 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3752475766 + ... + 3752475801.

It is an arithmetic number, because the mean of its divisors is an integer number (24391092596).

Almost surely, 2^135089128206 is an apocalyptic number.

135089128206 is an abundant number, since it is smaller than the sum of its proper divisors (157603982946).

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

135089128206 is a wasteful number, since it uses less digits than its factorization.

135089128206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7504951575 (or 7504951572 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The spelling of 135089128206 in words is "one hundred thirty-five billion, eighty-nine million, one hundred twenty-eight thousand, two hundred six".