Alright, let's work through 67661821 times 58743758 step by step
67661821 × 58743758 = 58743758 × (67661821)
+ 58743758 × 1 that is equal 58743758
+ 58743758 × 20 that equals 1174875160
+ 58743758 × 800 resulting in 46995006400
+ 58743758 × 1000 what gives us 58743758000
+ 58743758 × 60000 that equals 3524625480000
+ 58743758 × 600000 that is equal 35246254800000
+ 58743758 × 7000000 which equals 411206306000000
+ 58743758 × 60000000 giving us 3524625480000000

= 3974709638663318
