Her last tour was in 2006 and concert organisers said more than 1.3m people went to her shows at venues across the world.
It made her the highest-grossing concert tour by a female artist at the time.
Her recent album, Hard Candy, has debuted at number one at 27 countries so far including the US, UK, France, Germany, Japan and Australia, according to her record company.
The 49-year-old star is due to play BBC Radio 1's Big Weekend in Kent on Saturday.
