171155266765113 has 8 divisors (see below), whose sum is σ = 228269153329888. Its totient is φ = 114072445688544.

The previous prime is 171155266765033. The next prime is 171155266765117. The reversal of 171155266765113 is 311567662551171.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 171155266765113 - 2¹⁰ = 171155266764089 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (171155266765117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7766359195 + ... + 7766381232.

It is an arithmetic number, because the mean of its divisors is an integer number (28533644166236).

Almost surely, 2^{171155266765113} is an apocalyptic number.

It is an amenable number.

171155266765113 is a deficient number, since it is larger than the sum of its proper divisors (57113886564775).

171155266765113 is a wasteful number, since it uses less digits than its factorization.

171155266765113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15532744103.

The product of its digits is 7938000, while the sum is 57.

The spelling of 171155266765113 in words is "one hundred seventy-one trillion, one hundred fifty-five billion, two hundred sixty-six million, seven hundred sixty-five thousand, one hundred thirteen".