86566806460166 has 4 divisors (see below), whose sum is σ = 129850209690252. Its totient is φ = 43283403230082.

The previous prime is 86566806460163. The next prime is 86566806460193. The reversal of 86566806460166 is 66106460866568.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×86566806460166³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 86566806460096 and 86566806460105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86566806460163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21641701615040 + ... + 21641701615043.

It is an arithmetic number, because the mean of its divisors is an integer number (32462552422563).

Almost surely, 2^{86566806460166} is an apocalyptic number.

86566806460166 is a deficient number, since it is larger than the sum of its proper divisors (43283403230086).

86566806460166 is a wasteful number, since it uses less digits than its factorization.

86566806460166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43283403230085.

The product of its (nonzero) digits is 358318080, while the sum is 68.

The spelling of 86566806460166 in words is "eighty-six trillion, five hundred sixty-six billion, eight hundred six million, four hundred sixty thousand, one hundred sixty-six".