224345021421424 has 20 divisors (see below), whose sum is σ = 444777048284536. Its totient is φ = 109563847670592.

The previous prime is 224345021421421. The next prime is 224345021421491. The reversal of 224345021421424 is 424124120543422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224345021421421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163041439299 + ... + 163041440674.

Almost surely, 2^{224345021421424} is an apocalyptic number.

It is an amenable number.

224345021421424 is a deficient number, since it is larger than the sum of its proper divisors (220432026863112).

224345021421424 is a wasteful number, since it uses less digits than its factorization.

224345021421424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326082880024 (or 326082880018 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 40.

Adding to 224345021421424 its reverse (424124120543422), we get a palindrome (648469141964846).

The spelling of 224345021421424 in words is "two hundred twenty-four trillion, three hundred forty-five billion, twenty-one million, four hundred twenty-one thousand, four hundred twenty-four".