No problem, we've got 41423408 and 39995934 to multiply
41423408 × 39995934 = 39995934 × (41423408)
+ 39995934 × 8 that equals 319967472
+ 39995934 × 00 that is equal 0
+ 39995934 × 400 which equals 15998373600
+ 39995934 × 3000 that equals 119987802000
+ 39995934 × 20000 giving us 799918680000
+ 39995934 × 400000 which equals 15998373600000
+ 39995934 × 1000000 yielding 39995934000000
+ 39995934 × 40000000 that equals 1599837360000000

= 1656767892423072
