850507805 has 8 divisors (see below), whose sum is σ = 1166410752. Its totient is φ = 583205328.

The previous prime is 850507783. The next prime is 850507829. The reversal of 850507805 is 508705058.

850507805 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 850507805 - 2⁶ = 850507741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12150077 + ... + 12150146.

It is an arithmetic number, because the mean of its divisors is an integer number (145801344).

Almost surely, 2^850507805 is an apocalyptic number.

It is an amenable number.

850507805 is a deficient number, since it is larger than the sum of its proper divisors (315902947).

850507805 is a wasteful number, since it uses less digits than its factorization.

850507805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24300235.

The product of its (nonzero) digits is 56000, while the sum is 38.

The square root of 850507805 is about 29163.4669578224. The cubic root of 850507805 is about 947.4568378869.

The spelling of 850507805 in words is "eight hundred fifty million, five hundred seven thousand, eight hundred five".