22036458544 has 20 divisors (see below), whose sum is σ = 42736763680. Its totient is φ = 11007616320.

The previous prime is 22036458517. The next prime is 22036458551. The reversal of 22036458544 is 44585463022.

It is a super-2 number, since 2×22036458544² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22036458544.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 646167 + ... + 679414.

It is an arithmetic number, because the mean of its divisors is an integer number (2136838184).

Almost surely, 2^22036458544 is an apocalyptic number.

It is an amenable number.

22036458544 is a deficient number, since it is larger than the sum of its proper divisors (20700305136).

22036458544 is a wasteful number, since it uses less digits than its factorization.

22036458544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326628 (or 1326622 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 43.

The spelling of 22036458544 in words is "twenty-two billion, thirty-six million, four hundred fifty-eight thousand, five hundred forty-four".