871088433805560 has 128 divisors (see below), whose sum is σ = 2700073212111360. Its totient is φ = 224697450432000.

The previous prime is 871088433805529. The next prime is 871088433805561. The reversal of 871088433805560 is 65508334880178.

It is a junction number, because it is equal to n+sod(n) for n = 871088433805491 and 871088433805500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (871088433805561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 964080766 + ... + 964983885.

It is an arithmetic number, because the mean of its divisors is an integer number (21094321969620).

Almost surely, 2^{871088433805560} is an apocalyptic number.

It is an amenable number.

871088433805560 is an abundant number, since it is smaller than the sum of its proper divisors (1828984778305800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

871088433805560 is a wasteful number, since it uses less digits than its factorization.

871088433805560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1929064789 (or 1929064785 counting only the distinct ones).

The product of its (nonzero) digits is 154828800, while the sum is 66.

The spelling of 871088433805560 in words is "eight hundred seventy-one trillion, eighty-eight billion, four hundred thirty-three million, eight hundred five thousand, five hundred sixty".