55530002200 has 48 divisors (see below), whose sum is σ = 132109769880. Its totient is φ = 21695439360.

The previous prime is 55530002191. The next prime is 55530002219. The reversal of 55530002200 is 220003555.

It is a super-2 number, since 2×55530002200² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3219889 + ... + 3237088.

Almost surely, 2^55530002200 is an apocalyptic number.

55530002200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55530002200 is an abundant number, since it is smaller than the sum of its proper divisors (76579767680).

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

55530002200 is a wasteful number, since it uses less digits than its factorization.

55530002200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6457036 (or 6457027 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 22.

Adding to 55530002200 its reverse (220003555), we get a palindrome (55750005755).

The spelling of 55530002200 in words is "fifty-five billion, five hundred thirty million, two thousand, two hundred".