8162868212 has 6 divisors (see below), whose sum is σ = 14285019378. Its totient is φ = 4081434104.

The previous prime is 8162868167. The next prime is 8162868229. The reversal of 8162868212 is 2128682618.

It can be written as a sum of positive squares in only one way, i.e., 4233584356 + 3929283856 = 65066^2 + 62684^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020358523 + ... + 1020358530.

It is an arithmetic number, because the mean of its divisors is an integer number (2380836563).

Almost surely, 2^8162868212 is an apocalyptic number.

It is an amenable number.

8162868212 is a deficient number, since it is larger than the sum of its proper divisors (6122151166).

8162868212 is a wasteful number, since it uses less digits than its factorization.

8162868212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2040717057 (or 2040717055 counting only the distinct ones).

The product of its digits is 147456, while the sum is 44.

The square root of 8162868212 is about 90348.5927505238. The cubic root of 8162868212 is about 2013.4812744405.

The spelling of 8162868212 in words is "eight billion, one hundred sixty-two million, eight hundred sixty-eight thousand, two hundred twelve".