850166699 has 16 divisors (see below), whose sum is σ = 875033280. Its totient is φ = 825740160.

The previous prime is 850166689. The next prime is 850166701. The reversal of 850166699 is 996661058.

850166699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 850166699 - 2¹⁶ = 850101163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (850166659) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3160337 + ... + 3160605.

It is an arithmetic number, because the mean of its divisors is an integer number (54689580).

Almost surely, 2^850166699 is an apocalyptic number.

850166699 is a deficient number, since it is larger than the sum of its proper divisors (24866581).

850166699 is a wasteful number, since it uses less digits than its factorization.

850166699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 790.

The product of its (nonzero) digits is 699840, while the sum is 50.

The square root of 850166699 is about 29157.6181983371. The cubic root of 850166699 is about 947.3301581060.

The spelling of 850166699 in words is "eight hundred fifty million, one hundred sixty-six thousand, six hundred ninety-nine".