22242155455 has 8 divisors (see below), whose sum is σ = 28743708672. Its totient is φ = 16424976288.

The previous prime is 22242155431. The next prime is 22242155489. The reversal of 22242155455 is 55455124222.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22242155455 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171093439 + ... + 171093568.

It is an arithmetic number, because the mean of its divisors is an integer number (3592963584).

Almost surely, 2^22242155455 is an apocalyptic number.

22242155455 is a deficient number, since it is larger than the sum of its proper divisors (6501553217).

22242155455 is a wasteful number, since it uses less digits than its factorization.

22242155455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342187025.

The product of its digits is 160000, while the sum is 37.

Adding to 22242155455 its reverse (55455124222), we get a palindrome (77697279677).

The spelling of 22242155455 in words is "twenty-two billion, two hundred forty-two million, one hundred fifty-five thousand, four hundred fifty-five".