Total loan: 6,543,800 yuan+0,500 yuan.
Total repayment: 24,065,438+0,660.25.
Interest payment: 135 1660.25
Down payment: 450,000 yuan
Number of months of loan: 360 (months)
Average monthly repayment: 66,765,438+0.28 yuan.
The above calculation is based on the benchmark interest rate on July 6th.