22224444444407 has 2 divisors, whose sum is σ = 22224444444408. Its totient is φ = 22224444444406.

The previous prime is 22224444444401. The next prime is 22224444444427. The reversal of 22224444444407 is 70444444442222.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22224444444407 - 2¹⁸ = 22224444182263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22224444444401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11112222222203 + 11112222222204.

It is an arithmetic number, because the mean of its divisors is an integer number (11112222222204).

Almost surely, 2^{22224444444407} is an apocalyptic number.

22224444444407 is a deficient number, since it is larger than the sum of its proper divisors (1).

22224444444407 is an equidigital number, since it uses as much as digits as its factorization.

22224444444407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7340032, while the sum is 47.

Adding to 22224444444407 its reverse (70444444442222), we get a palindrome (92668888886629).

The spelling of 22224444444407 in words is "twenty-two trillion, two hundred twenty-four billion, four hundred forty-four million, four hundred forty-four thousand, four hundred seven".