135560536191 has 6 divisors (see below), whose sum is σ = 195809663400. Its totient is φ = 90373690788.

The previous prime is 135560536141. The next prime is 135560536201. The reversal of 135560536191 is 191635065531.

135560536191 is a `hidden beast` number, since 1 + 3 + 5 + 5 + 605 + 36 + 1 + 9 + 1 = 666.

It is not a de Polignac number, because 135560536191 - 2²² = 135556341887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135560536141) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7531140891 + ... + 7531140908.

It is an arithmetic number, because the mean of its divisors is an integer number (32634943900).

Almost surely, 2^135560536191 is an apocalyptic number.

135560536191 is a deficient number, since it is larger than the sum of its proper divisors (60249127209).

135560536191 is a wasteful number, since it uses less digits than its factorization.

135560536191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15062281805 (or 15062281802 counting only the distinct ones).

The product of its (nonzero) digits is 364500, while the sum is 45.

The spelling of 135560536191 in words is "one hundred thirty-five billion, five hundred sixty million, five hundred thirty-six thousand, one hundred ninety-one".