224040044440 has 32 divisors (see below), whose sum is σ = 506906262000. Its totient is φ = 89115366784.

The previous prime is 224040044419. The next prime is 224040044441. The reversal of 224040044440 is 44440040422.

224040044440 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 = 224040044399 and 224040044408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224040044441) 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 7 ways as a sum of consecutive naturals, for example, 15638095 + ... + 15652414.

Almost surely, 2^224040044440 is an apocalyptic number.

224040044440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224040044440 is an abundant number, since it is smaller than the sum of its proper divisors (282866217560).

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

224040044440 is a wasteful number, since it uses less digits than its factorization.

224040044440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31290699 (or 31290695 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 224040044440 its reverse (44440040422), we get a palindrome (268480084862).

The spelling of 224040044440 in words is "two hundred twenty-four billion, forty million, forty-four thousand, four hundred forty".