22026121744 has 45 divisors (see below), whose sum is σ = 46921813869. Its totient is φ = 10008905280.

The previous prime is 22026121717. The next prime is 22026121823. The reversal of 22026121744 is 44712162022.

The square root of 22026121744 is 148412.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 21791664400 + 234457344 = 147620^2 + 15312^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6528442 + ... + 6531814.

Almost surely, 2^22026121744 is an apocalyptic number.

22026121744 is the 148412-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22026121744

22026121744 is an abundant number, since it is smaller than the sum of its proper divisors (24895692125).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22026121744 is an frugal number, since it uses more digits than its factorization.

22026121744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6776 (or 3386 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

Adding to 22026121744 its reverse (44712162022), we get a palindrome (66738283766).

The spelling of 22026121744 in words is "twenty-two billion, twenty-six million, one hundred twenty-one thousand, seven hundred forty-four".