First, it is the first Russian lunar mission. All before were all Soviet missions. Second, it's not 25th even if we count Soviet missions. Because USSR used to

First, it is the first Russian lunar mission. All before were all Soviet missions. Second, it's not 25th even if we count Soviet missions. Because USSR used to assign "Kosmos-<number>" name of all lunar missions that failed to leave Low Earth orbit or even reach it.