No.
Five and six thousandths.
I do, because six is greater than five.
Five and six hundred one thousandths
Five and six hundred twenty-five thousandths.
Both seventy-five hundreds and seventy-five hundredths, which is probably what you meant, are greater than six tenths.
Six hundred thirty-two and five thousandths
yep
Five hundred six and eighty-nine thousandths
Four and five thousand six hundred seventy-five ten thousandths
Five and six thousandths.
Six thousand and forty-five ten-thousandths
greater