Via Worldometer: Coronavirus Update (Live): 1,000,829 Cases and 51,356 Deaths from COVID-19 Virus Outbreak.
Update: Go to Worldometer and you'll find this graph in an interactive form:
It ends at April 1, but run your cursor down the blue line and you'll find that on March 26 the world case total since the outbreak began in December was 531,865. One week later, that total has doubled. So has the number of deaths, from 24,073 on March 26 to 52,085 on Thursday afternoon.