And it isn't just streaming he's seen a bump in, but social media too. According to data provided by Twitter, there have been 800,000 Tweets about Prince since Sunday's announcement. He also saw a big bump thanks to the Grammys, during which he was honored with a tribute by Bruno Mars. The biggest peak on Twitter happened on Sunday at 11:30 p.m. ET, with nearly 2,000 Tweets per minute about Prince. He also saw a week-on-week 77.7% increase in Wikipedia page views. 
Last year, Prince earned over $25 million after selling 2.5 million albums. His overall catalog sold more than anyone else that year, according to Nielsen Music.