850000016 has 10 divisors (see below), whose sum is σ = 1646875062. Its totient is φ = 425000000.

The previous prime is 850000013. The next prime is 850000033. The reversal of 850000016 is 610000058.

It can be written as a sum of positive squares in only one way, i.e., 616032400 + 233967616 = 24820^2 + 15296^2 .

It is not an unprimeable number, because it can be changed into a prime (850000013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26562485 + ... + 26562516.

Almost surely, 2^850000016 is an apocalyptic number.

It is an amenable number.

850000016 is a deficient number, since it is larger than the sum of its proper divisors (796875046).

850000016 is a wasteful number, since it uses less digits than its factorization.

850000016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53125009 (or 53125003 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 850000016 is about 29154.7597486242. The cubic root of 850000016 is about 947.2682431296.

The spelling of 850000016 in words is "eight hundred fifty million, sixteen", and thus it is an aban number.