438,579,088

Number
$438 \, 579 \, 088$ is:
 * $2^4 \times 23^2 \times 51 \, 817$


 * The $4$th perfect digit-to-digit invariant after $0$, $1$, $3435$:
 * $438 \, 579 \, 088 = 4^4 + 3^3 + 8^8 + 5^5 + 7^7 + 9^9 + 0^0 + 8^8 + 8^8$