22004050055 has 16 divisors (see below), whose sum is σ = 28452785760. Its totient is φ = 16239554688.

The previous prime is 22004050051. The next prime is 22004050111. The reversal of 22004050055 is 55005040022.

It is a cyclic number.

It is not a de Polignac number, because 22004050055 - 2² = 22004050051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22004050055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22004050051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12044 + ... + 210126.

It is an arithmetic number, because the mean of its divisors is an integer number (1778299110).

Almost surely, 2^22004050055 is an apocalyptic number.

22004050055 is a deficient number, since it is larger than the sum of its proper divisors (6448735705).

22004050055 is a wasteful number, since it uses less digits than its factorization.

22004050055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199810.

The product of its (nonzero) digits is 2000, while the sum is 23.

Adding to 22004050055 its reverse (55005040022), we get a palindrome (77009090077).

The spelling of 22004050055 in words is "twenty-two billion, four million, fifty thousand, fifty-five".