226812724440 has 64 divisors (see below), whose sum is σ = 680483462400. Its totient is φ = 60479367552.

The previous prime is 226812724417. The next prime is 226812724477. The reversal of 226812724440 is 44427218622.

226812724440 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 = 226812724392 and 226812724401.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 2038981 + ... + 2147339.

It is an arithmetic number, because the mean of its divisors is an integer number (10632554100).

Almost surely, 2^226812724440 is an apocalyptic number.

226812724440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226812724440 is an abundant number, since it is smaller than the sum of its proper divisors (453670737960).

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

226812724440 is a wasteful number, since it uses less digits than its factorization.

226812724440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125816 (or 125812 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 42.

The spelling of 226812724440 in words is "two hundred twenty-six billion, eight hundred twelve million, seven hundred twenty-four thousand, four hundred forty".