866800082636876 has 12 divisors (see below), whose sum is σ = 1517353898794272. Its totient is φ = 433270397267088.

The previous prime is 866800082636861. The next prime is 866800082636879. The reversal of 866800082636876 is 678636280008668.

It is not an unprimeable number, because it can be changed into a prime (866800082636879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32410997795 + ... + 32411024538.

It is an arithmetic number, because the mean of its divisors is an integer number (126446158232856).

Almost surely, 2^{866800082636876} is an apocalyptic number.

It is an amenable number.

866800082636876 is a deficient number, since it is larger than the sum of its proper divisors (650553816157396).

866800082636876 is a wasteful number, since it uses less digits than its factorization.

866800082636876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64822025680 (or 64822025678 counting only the distinct ones).

The product of its (nonzero) digits is 1337720832, while the sum is 74.

The spelling of 866800082636876 in words is "eight hundred sixty-six trillion, eight hundred billion, eighty-two million, six hundred thirty-six thousand, eight hundred seventy-six".