224355221344 has 12 divisors (see below), whose sum is σ = 441699342084. Its totient is φ = 112177610656.

The previous prime is 224355221281. The next prime is 224355221351. The reversal of 224355221344 is 443122553422.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3505550302 + ... + 3505550365.

It is an arithmetic number, because the mean of its divisors is an integer number (36808278507).

Almost surely, 2^224355221344 is an apocalyptic number.

It is an amenable number.

224355221344 is a deficient number, since it is larger than the sum of its proper divisors (217344120740).

224355221344 is an equidigital number, since it uses as much as digits as its factorization.

224355221344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7011100677 (or 7011100669 counting only the distinct ones).

The product of its digits is 230400, while the sum is 37.

Adding to 224355221344 its reverse (443122553422), we get a palindrome (667477774766).

The spelling of 224355221344 in words is "two hundred twenty-four billion, three hundred fifty-five million, two hundred twenty-one thousand, three hundred forty-four".