Summary
If you make $1,561,039,992 a year living in Australia, you will be taxed $733,659,463. That means that your net pay will be $827,380,529 per year, or $68,948,377 per month. Your average tax rate is 47.0% and your marginal tax rate is 47.0%. This marginal tax rate means that your immediate additional income will be taxed at this rate. For instance, an increase of $100 in your salary will be taxed $47, hence, your net pay will only increase by $53.
Bonus Example
A $1,000 bonus will generate an extra $530 of net incomes. A $5,000 bonus will generate an extra $2,650 of net incomes.