22000543605 has 48 divisors (see below), whose sum is σ = 39419527680. Its totient is φ = 11339222400.

The previous prime is 22000543583. The next prime is 22000543637. The reversal of 22000543605 is 50634500022.

22000543605 is a `hidden beast` number, since 2 + 2 + 0 + 0 + 0 + 54 + 3 + 605 = 666.

It is not a de Polignac number, because 22000543605 - 2¹¹ = 22000541557 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1020235 + ... + 1041575.

It is an arithmetic number, because the mean of its divisors is an integer number (821240160).

Almost surely, 2^22000543605 is an apocalyptic number.

It is an amenable number.

22000543605 is a deficient number, since it is larger than the sum of its proper divisors (17418984075).

22000543605 is a wasteful number, since it uses less digits than its factorization.

22000543605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22122 (or 22119 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The spelling of 22000543605 in words is "twenty-two billion, five hundred forty-three thousand, six hundred five".