871380348434168 has 32 divisors (see below), whose sum is σ = 1652027460002400. Its totient is φ = 430851624743808.

The previous prime is 871380348434161. The next prime is 871380348434177. The reversal of 871380348434168 is 861434843083178.

It is a junction number, because it is equal to n+sod(n) for n = 871380348434098 and 871380348434107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (871380348434161) 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, 745184771 + ... + 746353202.

It is an arithmetic number, because the mean of its divisors is an integer number (51625858125075).

Almost surely, 2^{871380348434168} is an apocalyptic number.

It is an amenable number.

871380348434168 is a deficient number, since it is larger than the sum of its proper divisors (780647111568232).

871380348434168 is a wasteful number, since it uses less digits than its factorization.

871380348434168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1491538791 (or 1491538787 counting only the distinct ones).

The product of its (nonzero) digits is 297271296, while the sum is 68.

The spelling of 871380348434168 in words is "eight hundred seventy-one trillion, three hundred eighty billion, three hundred forty-eight million, four hundred thirty-four thousand, one hundred sixty-eight".