866576860033676 has 24 divisors (see below), whose sum is σ = 1658881836627456. Its totient is φ = 392825279621520.

The previous prime is 866576860033669. The next prime is 866576860033711. The reversal of 866576860033676 is 676330068675668.

It is a junction number, because it is equal to n+sod(n) for n = 866576860033597 and 866576860033606.

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 7 ways as a sum of consecutive naturals, for example, 26832311696 + ... + 26832343991.

It is an arithmetic number, because the mean of its divisors is an integer number (69120076526144).

Almost surely, 2^{866576860033676} is an apocalyptic number.

It is an amenable number.

866576860033676 is a deficient number, since it is larger than the sum of its proper divisors (792304976593780).

866576860033676 is a wasteful number, since it uses less digits than its factorization.

866576860033676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53664656069 (or 53664656067 counting only the distinct ones).

The product of its (nonzero) digits is 6584094720, while the sum is 77.

The spelling of 866576860033676 in words is "eight hundred sixty-six trillion, five hundred seventy-six billion, eight hundred sixty million, thirty-three thousand, six hundred seventy-six".