Worlds largest aircraft

Some of the specs are:
Wingspan............290 Ft.
Height....... .89.4 Ft.
Length..............276 Ft
Number of wheels..24
Max T.O. Weight.....1,322,750 lbs. (Over 660 Tons.)
Max payload...551,150 lbs. (Over 275 Tons)
Engines..........six Lotarev D-18T turbofans
Max speed........530 MPH
Cruise speed...495 MPH
Range...............8,310 Miles
Only one aircraft built and it's not for sale.