227405564556 has 96 divisors (see below), whose sum is σ = 562609152000. Its totient is φ = 71290951488.

The previous prime is 227405564527. The next prime is 227405564579. The reversal of 227405564556 is 655465504722.

227405564556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 227405564499 and 227405564508.

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 31 ways as a sum of consecutive naturals, for example, 18574285 + ... + 18586523.

It is an arithmetic number, because the mean of its divisors is an integer number (5860512000).

Almost surely, 2^227405564556 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 227405564556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281304576000).

227405564556 is an abundant number, since it is smaller than the sum of its proper divisors (335203587444).

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

227405564556 is a wasteful number, since it uses less digits than its factorization.

227405564556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12851 (or 12849 counting only the distinct ones).

The product of its (nonzero) digits is 10080000, while the sum is 51.

The spelling of 227405564556 in words is "two hundred twenty-seven billion, four hundred five million, five hundred sixty-four thousand, five hundred fifty-six".