22022226504555 has 8 divisors (see below), whose sum is σ = 35235562407312. Its totient is φ = 11745187469088.

The previous prime is 22022226504547. The next prime is 22022226504557. The reversal of 22022226504555 is 55540562222022.

It is a happy number.

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

It is not a de Polignac number, because 22022226504555 - 2³ = 22022226504547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22022226504557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 734074216804 + ... + 734074216833.

It is an arithmetic number, because the mean of its divisors is an integer number (4404445300914).

Almost surely, 2^{22022226504555} is an apocalyptic number.

22022226504555 is a deficient number, since it is larger than the sum of its proper divisors (13213335902757).

22022226504555 is a wasteful number, since it uses less digits than its factorization.

22022226504555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468148433645.

The product of its (nonzero) digits is 960000, while the sum is 42.

Adding to 22022226504555 its reverse (55540562222022), we get a palindrome (77562788726577).

The spelling of 22022226504555 in words is "twenty-two trillion, twenty-two billion, two hundred twenty-six million, five hundred four thousand, five hundred fifty-five".