Adobe Reader is no longer supported by Adobe on Linux since 2014. Adobe no longer provides security updates for Adobe Reader under Linux.
> How to Install adobe reader-enu in 64-bit Debian 8.5?
wget ftp://ftp.adobe.com/pub/adobe/reader/unix/9.x/9.5.5/enu/AdbeRdr9.5.5-1_i386linux_enu.deb
sudo apt-get install gdebi
sudo gdebi AdbeRdr9.5.5-1_i386linux_enu.deb
sudo apt-get install libgtk2.0-0:i386 libnss3-1d:i386 libnspr4-0d:i386 lib32nss-mdns libxml2:i386 libxslt1.1:i386 libstdc++6:i386
sudo apt-get -f install