22022250643552 has 24 divisors (see below), whose sum is σ = 43356657380400. Its totient is φ = 11011036070784.

The previous prime is 22022250643507. The next prime is 22022250643553. The reversal of 22022250643552 is 25534605222022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022250643553) 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, 1313349 + ... + 6765307.

It is an arithmetic number, because the mean of its divisors is an integer number (1806527390850).

Almost surely, 2^{22022250643552} is an apocalyptic number.

It is an amenable number.

22022250643552 is a deficient number, since it is larger than the sum of its proper divisors (21334406736848).

22022250643552 is a wasteful number, since it uses less digits than its factorization.

22022250643552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5578198 (or 5578190 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 40.

Adding to 22022250643552 its reverse (25534605222022), we get a palindrome (47556855865574).

The spelling of 22022250643552 in words is "twenty-two trillion, twenty-two billion, two hundred fifty million, six hundred forty-three thousand, five hundred fifty-two".