In Excel, cells are the individual units within the spreadsheet grid. They are identified by a unique combination of a letter and a number. Cells store and display data, perform calculations using formulas, and can be customized with formatting properties. They are the building blocks of organizing and analyzing data in Excel.
In the Excel worksheet, a cell is a rectangular-shaped box. It is a small unit of the Excel spreadsheet. There are around 17 billion cells in an Excel worksheet, which are united together in horizontal and vertical lines. An Excel worksheet contains cells in rows and columns.
Cells are the boxes that appear in the grid of an Excel worksheet such as this one. On a worksheet, each cell is identified by its reference, the column letter and row number that cross at the cell’s location.

The area which falls at the intersection of a column and a row where the information is to be inserted is known as a cell. There are a total of 1,048,576 x 16,384 cells present in a single excel sheet.