22523205044 has 6 divisors (see below), whose sum is σ = 39415608834. Its totient is φ = 11261602520.

The previous prime is 22523205043. The next prime is 22523205079. The reversal of 22523205044 is 44050232522.

It can be written as a sum of positive squares in only one way, i.e., 17972083600 + 4551121444 = 134060^2 + 67462^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22523204998 and 22523205016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22523205041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2815400627 + ... + 2815400634.

It is an arithmetic number, because the mean of its divisors is an integer number (6569268139).

Almost surely, 2^22523205044 is an apocalyptic number.

It is an amenable number.

22523205044 is a deficient number, since it is larger than the sum of its proper divisors (16892403790).

22523205044 is a wasteful number, since it uses less digits than its factorization.

22523205044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5630801265 (or 5630801263 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 29.

Adding to 22523205044 its reverse (44050232522), we get a palindrome (66573437566).

The spelling of 22523205044 in words is "twenty-two billion, five hundred twenty-three million, two hundred five thousand, forty-four".