22004055173 has 8 divisors (see below), whose sum is σ = 24169214400. Its totient is φ = 19939601088.

The previous prime is 22004055169. The next prime is 22004055181. The reversal of 22004055173 is 37155040022.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22004055173 - 2² = 22004055169 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22004052173) 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, 25175828 + ... + 25176701.

It is an arithmetic number, because the mean of its divisors is an integer number (3021151800).

Almost surely, 2^22004055173 is an apocalyptic number.

22004055173 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

22004055173 is a deficient number, since it is larger than the sum of its proper divisors (2165159227).

22004055173 is a wasteful number, since it uses less digits than its factorization.

22004055173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50352571.

The product of its (nonzero) digits is 8400, while the sum is 29.

Adding to 22004055173 its reverse (37155040022), we get a palindrome (59159095195).

The spelling of 22004055173 in words is "twenty-two billion, four million, fifty-five thousand, one hundred seventy-three".