55050200 has 24 divisors (see below), whose sum is σ = 127992180. Its totient is φ = 22020000.

The previous prime is 55050143. The next prime is 55050209. The reversal of 55050200 is 205055.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55050209) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 137426 + ... + 137825.

Almost surely, 2^55050200 is an apocalyptic number.

55050200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55050200 is an abundant number, since it is smaller than the sum of its proper divisors (72941980).

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

55050200 is a wasteful number, since it uses less digits than its factorization.

55050200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275267 (or 275258 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 17.

The square root of 55050200 is about 7419.5821984799. The cubic root of 55050200 is about 380.4109128401.

Adding to 55050200 its reverse (205055), we get a palindrome (55255255).

The spelling of 55050200 in words is "fifty-five million, fifty thousand, two hundred".