24.9million tweets were sent during the Superbowl

The game generated interest across the world, adding to the amount of tweets sent, which was up from last year’s game. 

Twitter has also highlighted the fact that out of all the national ads shown throughout the game, approximately 58% of them included a Twitter Hashtag (#).

Article Source: http://mashable.com/2014/02/03/super-bowl-generates-24-9-million-tweets/