86660000866 has 16 divisors (see below), whose sum is σ = 132547694400. Its totient is φ = 42481374768.

The previous prime is 86660000821. The next prime is 86660000873. The reversal of 86660000866 is 66800006668.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 940446 + ... + 1028473.

It is an arithmetic number, because the mean of its divisors is an integer number (8284230900).

Almost surely, 2^86660000866 is an apocalyptic number.

86660000866 is a deficient number, since it is larger than the sum of its proper divisors (45887693534).

86660000866 is a wasteful number, since it uses less digits than its factorization.

86660000866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1969353.

The product of its (nonzero) digits is 497664, while the sum is 46.

The spelling of 86660000866 in words is "eighty-six billion, six hundred sixty million, eight hundred sixty-six", and thus it is an aban number.