173878473143271 has 8 divisors (see below), whose sum is σ = 249671653744240. Its totient is φ = 107002137318912.

The previous prime is 173878473143261. The next prime is 173878473143311. The reversal of 173878473143271 is 172341374878371.

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

It is not a de Polignac number, because 173878473143271 - 2¹¹ = 173878473141223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (173878473143261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2229211194106 + ... + 2229211194183.

It is an arithmetic number, because the mean of its divisors is an integer number (31208956718030).

Almost surely, 2^{173878473143271} is an apocalyptic number.

173878473143271 is a deficient number, since it is larger than the sum of its proper divisors (75793180600969).

173878473143271 is a wasteful number, since it uses less digits than its factorization.

173878473143271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4458422388305.

The product of its digits is 132765696, while the sum is 66.

The spelling of 173878473143271 in words is "one hundred seventy-three trillion, eight hundred seventy-eight billion, four hundred seventy-three million, one hundred forty-three thousand, two hundred seventy-one".