866827374752176 has 20 divisors (see below), whose sum is σ = 1679637095452800. Its totient is φ = 433372640441792.

The previous prime is 866827374752153. The next prime is 866827374752179. The reversal of 866827374752176 is 671257473728668.

It is a junction number, because it is equal to n+sod(n) for n = 866827374752096 and 866827374752105.

It is not an unprimeable number, because it can be changed into a prime (866827374752179) 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, 2565259171 + ... + 2565597058.

It is an arithmetic number, because the mean of its divisors is an integer number (83981854772640).

Almost surely, 2^{866827374752176} is an apocalyptic number.

It is an amenable number.

866827374752176 is a deficient number, since it is larger than the sum of its proper divisors (812809720700624).

866827374752176 is a wasteful number, since it uses less digits than its factorization.

866827374752176 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5130866796 (or 5130866790 counting only the distinct ones).

The product of its digits is 7965941760, while the sum is 79.

The spelling of 866827374752176 in words is "eight hundred sixty-six trillion, eight hundred twenty-seven billion, three hundred seventy-four million, seven hundred fifty-two thousand, one hundred seventy-six".