It will be Bachchan's fourth National award and son Abhishek Bachchan, daughter-in-law Aishwarya Rai Bachchan, wife Jaya Bachchan and daughter Shweta Nanda turned up at the ceremony to cheer for the actor.
The star, 73, will receive the honour from President Pranab Mukherjee here.
His previous National awards were for his performances in "Agneepath", "Black" and "Paa".
One of the most sought after stars in Bollywood, the actor will next be seen in "Te3n" and Shoojit Sircar's "Pink".