I believe that would be DR Congo, with 9 neighbour countries.
Africa, with 55 countries.
China has largest number of graduates.
198 is the total number of country
Pakistan is number 36. Look at the links below.
Russia is the country that has borders with the highest number of other countries, bordering 14 countries in total.
India
There are 22 Arab countries and 1 Jewish country.
There is no country that never uses the number 6.
The answer depends on how you define a region. The country with the biggest number of people is China. But there are regions within China (the Gobi desert, for example) where the population is tiny.
South Africa is 25th largest country in the world by total area.
Antarctica has the fewest number of countries, with no permanent residents and no official countries located on the continent.
China has the maximum number of border countries, with a total of 14 neighboring countries.