22143965529 has 16 divisors (see below), whose sum is σ = 33746129280. Its totient is φ = 12652590720.

The previous prime is 22143965527. The next prime is 22143965537. The reversal of 22143965529 is 92556934122.

It is not a de Polignac number, because 22143965529 - 2¹ = 22143965527 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22143965521) 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 15 ways as a sum of consecutive naturals, for example, 242557 + ... + 321125.

It is an arithmetic number, because the mean of its divisors is an integer number (2109133080).

Almost surely, 2^22143965529 is an apocalyptic number.

It is an amenable number.

22143965529 is a deficient number, since it is larger than the sum of its proper divisors (11602163751).

22143965529 is a wasteful number, since it uses less digits than its factorization.

22143965529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92000.

The product of its digits is 1166400, while the sum is 48.

The spelling of 22143965529 in words is "twenty-two billion, one hundred forty-three million, nine hundred sixty-five thousand, five hundred twenty-nine".