538552627200 has 624 divisors, whose sum is σ = 2261156348160. Its totient is φ = 123093319680.

The previous prime is 538552627187. The next prime is 538552627201. The reversal of 538552627200 is 2726255835.

538552627200 is a `hidden beast` number, since 5 + 3 + 85 + 526 + 27 + 20 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538552627201) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 19339687 + ... + 19367513.

Almost surely, 2^538552627200 is an apocalyptic number.

538552627200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 538552627200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1130578174080).

538552627200 is an abundant number, since it is smaller than the sum of its proper divisors (1722603720960).

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

538552627200 is a wasteful number, since it uses less digits than its factorization.

538552627200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27877 (or 27844 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 45.

The spelling of 538552627200 in words is "five hundred thirty-eight billion, five hundred fifty-two million, six hundred twenty-seven thousand, two hundred".