552221817200 has 60 divisors (see below), whose sum is σ = 1330328291040. Its totient is φ = 220286791680.

The previous prime is 552221817193. The next prime is 552221817247. The reversal of 552221817200 is 2718122255.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1734065 + ... + 2027664.

It is an arithmetic number, because the mean of its divisors is an integer number (22172138184).

Almost surely, 2^552221817200 is an apocalyptic number.

552221817200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

552221817200 is an abundant number, since it is smaller than the sum of its proper divisors (778106473840).

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

552221817200 is a wasteful number, since it uses less digits than its factorization.

552221817200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3762114 (or 3762103 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 35.

Adding to 552221817200 its reverse (2718122255), we get a palindrome (554939939455).

The spelling of 552221817200 in words is "five hundred fifty-two billion, two hundred twenty-one million, eight hundred seventeen thousand, two hundred".