5,500,002,244

Number
$5 \, 500 \, 002 \, 244$:
 * $2^2 \times 11^2 \times 3371^2$


 * The $74 \, 162$nd square number:
 * $5 \, 500 \, 002 \, 244 = 74 \, 162 \times 74 \, 162$


 * Has the property that it is a square whose digits occur in $5$ adjacent pairs:
 * $74 \, 162^2 = 5 \, 500 \, 002 \, 244$