22005403504450 has 48 divisors (see below), whose sum is σ = 42253856580096. Its totient is φ = 8517518726400.

The previous prime is 22005403504433. The next prime is 22005403504499. The reversal of 22005403504450 is 5440530450022.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18428794 + ... + 19586506.

It is an arithmetic number, because the mean of its divisors is an integer number (880288678752).

Almost surely, 2^{22005403504450} is an apocalyptic number.

22005403504450 is a deficient number, since it is larger than the sum of its proper divisors (20248453075646).

22005403504450 is a wasteful number, since it uses less digits than its factorization.

22005403504450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170019 (or 1170014 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 34.

Adding to 22005403504450 its reverse (5440530450022), we get a palindrome (27445933954472).

The spelling of 22005403504450 in words is "twenty-two trillion, five billion, four hundred three million, five hundred four thousand, four hundred fifty".