866373923016 has 96 divisors (see below), whose sum is σ = 2709279431040. Its totient is φ = 244983481344.

The previous prime is 866373922979. The next prime is 866373923039. The reversal of 866373923016 is 610329373668.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8811916 + ... + 8909691.

It is an arithmetic number, because the mean of its divisors is an integer number (28221660740).

Almost surely, 2^866373923016 is an apocalyptic number.

It is an amenable number.

866373923016 is an abundant number, since it is smaller than the sum of its proper divisors (1842905508024).

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

866373923016 is a wasteful number, since it uses less digits than its factorization.

866373923016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17721723 (or 17721716 counting only the distinct ones).

The product of its (nonzero) digits is 5878656, while the sum is 54.

The spelling of 866373923016 in words is "eight hundred sixty-six billion, three hundred seventy-three million, nine hundred twenty-three thousand, sixteen".