850820306086 has 16 divisors (see below), whose sum is σ = 1298172952080. Its totient is φ = 418099449600.

The previous prime is 850820306081. The next prime is 850820306087. The reversal of 850820306086 is 680603028058.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (850820306081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370215 + ... + 1355986.

It is an arithmetic number, because the mean of its divisors is an integer number (81135809505).

Almost surely, 2^850820306086 is an apocalyptic number.

850820306086 is a deficient number, since it is larger than the sum of its proper divisors (447352645994).

850820306086 is a wasteful number, since it uses less digits than its factorization.

850820306086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1730439.

The product of its (nonzero) digits is 552960, while the sum is 46.

The spelling of 850820306086 in words is "eight hundred fifty billion, eight hundred twenty million, three hundred six thousand, eighty-six".