22556665522 has 32 divisors (see below), whose sum is σ = 34908480000. Its totient is φ = 10927224000.

The previous prime is 22556665477. The next prime is 22556665529.

22556665522 is nontrivially palindromic in base 10.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (22556665529) 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, 2447479 + ... + 2456677.

It is an arithmetic number, because the mean of its divisors is an integer number (1090890000).

Almost surely, 2^22556665522 is an apocalyptic number.

22556665522 is a deficient number, since it is larger than the sum of its proper divisors (12351814478).

22556665522 is a wasteful number, since it uses less digits than its factorization.

22556665522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9562.

The product of its digits is 2160000, while the sum is 46.

The spelling of 22556665522 in words is "twenty-two billion, five hundred fifty-six million, six hundred sixty-five thousand, five hundred twenty-two".