16545717713171 has 8 divisors (see below), whose sum is σ = 16583618768640. Its totient is φ = 16507817619912.

The previous prime is 16545717713099. The next prime is 16545717713227. The reversal of 16545717713171 is 17131771754561.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16545717713171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16545717713471) 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, 43122056 + ... + 43504058.

It is an arithmetic number, because the mean of its divisors is an integer number (2072952346080).

Almost surely, 2^{16545717713171} is an apocalyptic number.

16545717713171 is a deficient number, since it is larger than the sum of its proper divisors (37901055469).

16545717713171 is an equidigital number, since it uses as much as digits as its factorization.

16545717713171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481105.

The product of its digits is 4321800, while the sum is 56.

The spelling of 16545717713171 in words is "sixteen trillion, five hundred forty-five billion, seven hundred seventeen million, seven hundred thirteen thousand, one hundred seventy-one".