135106566171 has 16 divisors (see below), whose sum is σ = 182888728704. Its totient is φ = 88698576384.

The previous prime is 135106566169. The next prime is 135106566247. The reversal of 135106566171 is 171665601531.

It is not a de Polignac number, because 135106566171 - 2¹ = 135106566169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135106566151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 538875 + ... + 748731.

It is an arithmetic number, because the mean of its divisors is an integer number (11430545544).

Almost surely, 2^135106566171 is an apocalyptic number.

135106566171 is a deficient number, since it is larger than the sum of its proper divisors (47782162533).

135106566171 is a wasteful number, since it uses less digits than its factorization.

135106566171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213130.

The product of its (nonzero) digits is 113400, while the sum is 42.

The spelling of 135106566171 in words is "one hundred thirty-five billion, one hundred six million, five hundred sixty-six thousand, one hundred seventy-one".