22244404405 has 8 divisors (see below), whose sum is σ = 26716483584. Its totient is φ = 17780058000.

The previous prime is 22244404367. The next prime is 22244404411. The reversal of 22244404405 is 50440444222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22244404405 - 2⁹ = 22244403893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1926861 + ... + 1938370.

It is an arithmetic number, because the mean of its divisors is an integer number (3339560448).

Almost surely, 2^22244404405 is an apocalyptic number.

It is an amenable number.

22244404405 is a deficient number, since it is larger than the sum of its proper divisors (4472079179).

22244404405 is a wasteful number, since it uses less digits than its factorization.

22244404405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3866387.

The product of its (nonzero) digits is 40960, while the sum is 31.

Adding to 22244404405 its reverse (50440444222), we get a palindrome (72684848627).

The spelling of 22244404405 in words is "twenty-two billion, two hundred forty-four million, four hundred four thousand, four hundred five".