22405405504 has 14 divisors (see below), whose sum is σ = 44460726674. Its totient is φ = 11202702720.

The previous prime is 22405405489. The next prime is 22405405513. The reversal of 22405405504 is 40550450422.

It can be written as a sum of positive squares in only one way, i.e., 12066583104 + 10338822400 = 109848^2 + 101680^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175042167 + ... + 175042294.

It is an arithmetic number, because the mean of its divisors is an integer number (3175766191).

Almost surely, 2^22405405504 is an apocalyptic number.

It is an amenable number.

22405405504 is a deficient number, since it is larger than the sum of its proper divisors (22055321170).

22405405504 is an equidigital number, since it uses as much as digits as its factorization.

22405405504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350084473 (or 350084463 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 31.

Adding to 22405405504 its reverse (40550450422), we get a palindrome (62955855926).

The spelling of 22405405504 in words is "twenty-two billion, four hundred five million, four hundred five thousand, five hundred four".