Which living organism has the most cells?

Question: Which living organism has the most cells?
- Keywords:
  animal,
  cell,
  most
Asked by anon-351947 to Aakash on 2 Mar 2023.
- Aakash Mukhopadhyay answered on 2 Mar 2023:
  
  Thats an interesting question. Im not sure about the answer by logically the largest living mammal which is the blue whale should have the most cells.

Question: Which living organism has the most cells?