22444577544422 has 8 divisors (see below), whose sum is σ = 36727490527272. Its totient is φ = 10202080702000.

The previous prime is 22444577544421. The next prime is 22444577544497.

22444577544422 is nontrivially palindromic in base 10.

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

It is a super-2 number, since 2×22444577544422² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22444577544421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 510104035079 + ... + 510104035122.

It is an arithmetic number, because the mean of its divisors is an integer number (4590936315909).

Almost surely, 2^{22444577544422} is an apocalyptic number.

22444577544422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22444577544422 is a deficient number, since it is larger than the sum of its proper divisors (14282912982850).

22444577544422 is a wasteful number, since it uses less digits than its factorization.

22444577544422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020208070214.

The product of its digits is 80281600, while the sum is 56.

It can be divided in two parts, 2244457 and 7544422, that added together give a palindrome (9788879).

The spelling of 22444577544422 in words is "twenty-two trillion, four hundred forty-four billion, five hundred seventy-seven million, five hundred forty-four thousand, four hundred twenty-two".