871034855427166 has 32 divisors (see below), whose sum is σ = 1322588233728000. Its totient is φ = 430207615666080.

The previous prime is 871034855427157. The next prime is 871034855427179. The reversal of 871034855427166 is 661724558430178.

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 75005491 + ... + 85836433.

It is an arithmetic number, because the mean of its divisors is an integer number (41330882304000).

Almost surely, 2^{871034855427166} is an apocalyptic number.

871034855427166 is a deficient number, since it is larger than the sum of its proper divisors (451553378300834).

871034855427166 is a wasteful number, since it uses less digits than its factorization.

871034855427166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10832584.

The product of its (nonzero) digits is 270950400, while the sum is 67.

The spelling of 871034855427166 in words is "eight hundred seventy-one trillion, thirty-four billion, eight hundred fifty-five million, four hundred twenty-seven thousand, one hundred sixty-six".