Perfect Square
66536913205492278025 is a perfect square (8157016195 × 8157016195)
66536913205492278025 is a perfect square (8157016195 × 8157016195)
66536913205492278025 is odd
Previous odd number is 66536913205492278023
Next odd number is 66536913205492278027
111001101101100010100110100000100001100000010111010110001100001001
294569615154917623157253767531905164880828664751446321265625