850607816 has 16 divisors (see below), whose sum is σ = 1649886300. Its totient is φ = 410638144.

The previous prime is 850607809. The next prime is 850607819. The reversal of 850607816 is 618706058.

It can be written as a sum of positive squares in 2 ways, for example, as 789048100 + 61559716 = 28090^2 + 7846^2 .

It is not an unprimeable number, because it can be changed into a prime (850607819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1832975 + ... + 1833438.

Almost surely, 2^850607816 is an apocalyptic number.

It is an amenable number.

850607816 is a deficient number, since it is larger than the sum of its proper divisors (799278484).

850607816 is a wasteful number, since it uses less digits than its factorization.

850607816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3666448 (or 3666444 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 41.

The square root of 850607816 is about 29165.1815698103. The cubic root of 850607816 is about 947.4939735022.

The spelling of 850607816 in words is "eight hundred fifty million, six hundred seven thousand, eight hundred sixteen".