No problem, we've got 18454348 and 36753508 to multiply
18454348 × 36753508 = 36753508 × (18454348)
+ 36753508 × 8 that results in 294028064
+ 36753508 × 40 that equals 1470140320
+ 36753508 × 300 that equals 11026052400
+ 36753508 × 4000 that results in 147014032000
+ 36753508 × 50000 what gives us 1837675400000
+ 36753508 × 400000 what gives us 14701403200000
+ 36753508 × 8000000 yielding 294028064000000
+ 36753508 × 10000000 what gives us 367535080000000

= 678262026852784
