6850216161 has 12 divisors (see below), whose sum is σ = 9895991040. Its totient is φ = 4566241080.

The previous prime is 6850216157. The next prime is 6850216183. The reversal of 6850216161 is 1616120586.

It is not a de Polignac number, because 6850216161 - 2² = 6850216157 is a prime.

It is a super-2 number, since 2×6850216161² = 93850922904851155842, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6850216111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36496 + ... + 122606.

It is an arithmetic number, because the mean of its divisors is an integer number (824665920).

Almost surely, 2^6850216161 is an apocalyptic number.

It is an amenable number.

6850216161 is a deficient number, since it is larger than the sum of its proper divisors (3045774879).

6850216161 is a wasteful number, since it uses less digits than its factorization.

6850216161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94956 (or 94953 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 6850216161 is about 82766.0326522904. The cubic root of 6850216161 is about 1899.1885880623.

The spelling of 6850216161 in words is "six billion, eight hundred fifty million, two hundred sixteen thousand, one hundred sixty-one".