71167225872171 has 32 divisors (see below), whose sum is σ = 111720551120640. Its totient is φ = 39727468483200.

The previous prime is 71167225872163. The next prime is 71167225872241. The reversal of 71167225872171 is 17127852276117.

It is not a de Polignac number, because 71167225872171 - 2³ = 71167225872163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (71167225872271) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 179727361 + ... + 180122898.

It is an arithmetic number, because the mean of its divisors is an integer number (3491267222520).

Almost surely, 2^{71167225872171} is an apocalyptic number.

71167225872171 is a deficient number, since it is larger than the sum of its proper divisors (40553325248469).

71167225872171 is a wasteful number, since it uses less digits than its factorization.

71167225872171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359850747.

The product of its digits is 4609920, while the sum is 57.

The spelling of 71167225872171 in words is "seventy-one trillion, one hundred sixty-seven billion, two hundred twenty-five million, eight hundred seventy-two thousand, one hundred seventy-one".