871667855168359 has 2 divisors, whose sum is σ = 871667855168360. Its totient is φ = 871667855168358.

The previous prime is 871667855168293. The next prime is 871667855168377. The reversal of 871667855168359 is 953861558766178.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 871667855168359 - 2³³ = 871659265233767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (871667855198359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435833927584179 + 435833927584180.

It is an arithmetic number, because the mean of its divisors is an integer number (435833927584180).

Almost surely, 2^{871667855168359} is an apocalyptic number.

871667855168359 is a deficient number, since it is larger than the sum of its proper divisors (1).

871667855168359 is an equidigital number, since it uses as much as digits as its factorization.

871667855168359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18289152000, while the sum is 85.

The spelling of 871667855168359 in words is "eight hundred seventy-one trillion, six hundred sixty-seven billion, eight hundred fifty-five million, one hundred sixty-eight thousand, three hundred fifty-nine".