50200220550 has 48 divisors (see below), whose sum is σ = 131819879952. Its totient is φ = 12599270400.

The previous prime is 50200220531. The next prime is 50200220561. The reversal of 50200220550 is 5502200205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9840631 + ... + 9845730.

It is an arithmetic number, because the mean of its divisors is an integer number (2746247499).

Almost surely, 2^50200220550 is an apocalyptic number.

50200220550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50200220550 is an abundant number, since it is smaller than the sum of its proper divisors (81619659402).

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

50200220550 is a wasteful number, since it uses less digits than its factorization.

50200220550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19686393 (or 19686388 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 21.

Adding to 50200220550 its reverse (5502200205), we get a palindrome (55702420755).

The spelling of 50200220550 in words is "fifty billion, two hundred million, two hundred twenty thousand, five hundred fifty".