To divide 123,456,789,012,345 by 98,765, we perform long division:

**1. The Calculation:**
*   Divide 123,456,789,012,345 by 98,765.
*   123,456,789,012,345 ÷ 98,765 = **1,249,997,863** with a remainder.

**2. Finding the Remainder:**
*   Multiply the whole number quotient by the divisor:
    1,249,997,863 × 98,765 = 123,456,788,966,795
*   Subtract this from the original dividend:
    123,456,789,012,345 - 123,456,788,966,795 = 45,550

**Results:**
*   **Quotient:** 1,249,997,863
*   **Remainder:** 45,550
