As Apple is now worth a collosal $2 trillion (£1.5trn), and has overtaken the economy of the world's largest countries by area – Russia and Canada – we take a look at other global giants that have grown so big that they are worth more than entire nations. From tech companies such as Microsoft to food giants such as Nestlé, it turns out there are a whole host of mega-wealthy companies which are worth more than countries. Using the latest nominal GDP data for each country, click or scroll through to see which firms are wealthier than entire countries. 

Company values are correct at time of writing.