225743440056 has 16 divisors (see below), whose sum is σ = 564358600200. Its totient is φ = 75247813344.

The previous prime is 225743440051. The next prime is 225743440063. The reversal of 225743440056 is 650044347522.

225743440056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225743440051) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4702988311 + ... + 4702988358.

Almost surely, 2^225743440056 is an apocalyptic number.

It is an amenable number.

225743440056 is an abundant number, since it is smaller than the sum of its proper divisors (338615160144).

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

225743440056 is a wasteful number, since it uses less digits than its factorization.

225743440056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9405976678 (or 9405976674 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 42.

Adding to 225743440056 its reverse (650044347522), we get a palindrome (875787787578).

The spelling of 225743440056 in words is "two hundred twenty-five billion, seven hundred forty-three million, four hundred forty thousand, fifty-six".