Alright, let's work through 54738523 times 21548138 step by step
54738523 × 21548138 = 21548138 × (54738523)
+ 21548138 × 3 that equals 64644414
+ 21548138 × 20 that results in 430962760
+ 21548138 × 500 that is equal 10774069000
+ 21548138 × 8000 producing 172385104000
+ 21548138 × 30000 which equals 646444140000
+ 21548138 × 700000 resulting in 15083696600000
+ 21548138 × 4000000 that is equal 86192552000000
+ 21548138 × 50000000 that results in 1077406900000000

= 1179513247520174
