505005105200 has 30 divisors (see below), whose sum is σ = 1213274766204. Its totient is φ = 202002041920.

The previous prime is 505005105191. The next prime is 505005105211. The reversal of 505005105200 is 2501500505.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 631255982 + ... + 631256781.

Almost surely, 2^505005105200 is an apocalyptic number.

505005105200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

505005105200 is an abundant number, since it is smaller than the sum of its proper divisors (708269661004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505005105200 is a wasteful number, since it uses less digits than its factorization.

505005105200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262512781 (or 1262512770 counting only the distinct ones).

The product of its (nonzero) digits is 1250, while the sum is 23.

Adding to 505005105200 its reverse (2501500505), we get a palindrome (507506605705).

The spelling of 505005105200 in words is "five hundred five billion, five million, one hundred five thousand, two hundred".