224245026818 has 18 divisors (see below), whose sum is σ = 344813946633. Its totient is φ = 109374424080.

The previous prime is 224245026791. The next prime is 224245026821. The reversal of 224245026818 is 818620542422.

It can be written as a sum of positive squares in 2 ways, for example, as 160146433489 + 64098593329 = 400183^2 + 253177^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=334847.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 27453371 + ... + 27461537.

Almost surely, 2^224245026818 is an apocalyptic number.

224245026818 is a deficient number, since it is larger than the sum of its proper divisors (120568919815).

224245026818 is an frugal number, since it uses more digits than its factorization.

224245026818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16418 (or 8210 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 44.

The spelling of 224245026818 in words is "two hundred twenty-four billion, two hundred forty-five million, twenty-six thousand, eight hundred eighteen".