22005026132 has 12 divisors (see below), whose sum is σ = 39549574260. Its totient is φ = 10705147776.

The previous prime is 22005026119. The next prime is 22005026137. The reversal of 22005026132 is 23162050022.

It can be written as a sum of positive squares in 2 ways, for example, as 15268556356 + 6736469776 = 123566^2 + 82076^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22005026098 and 22005026107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22005026137) 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 3 ways as a sum of consecutive naturals, for example, 74341157 + ... + 74341452.

It is an arithmetic number, because the mean of its divisors is an integer number (3295797855).

Almost surely, 2^22005026132 is an apocalyptic number.

It is an amenable number.

22005026132 is a deficient number, since it is larger than the sum of its proper divisors (17544548128).

22005026132 is a wasteful number, since it uses less digits than its factorization.

22005026132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148682650 (or 148682648 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 22005026132 its reverse (23162050022), we get a palindrome (45167076154).

The spelling of 22005026132 in words is "twenty-two billion, five million, twenty-six thousand, one hundred thirty-two".