22529563989 has 8 divisors (see below), whose sum is σ = 30606200352. Its totient is φ = 14736318480.

The previous prime is 22529563967. The next prime is 22529563997. The reversal of 22529563989 is 98936592522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22529563989 - 2¹⁷ = 22529432917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22529513989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70847527 + ... + 70847844.

It is an arithmetic number, because the mean of its divisors is an integer number (3825775044).

Almost surely, 2^22529563989 is an apocalyptic number.

It is an amenable number.

22529563989 is a deficient number, since it is larger than the sum of its proper divisors (8076636363).

22529563989 is a wasteful number, since it uses less digits than its factorization.

22529563989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141695427.

The product of its digits is 20995200, while the sum is 60.

The spelling of 22529563989 in words is "twenty-two billion, five hundred twenty-nine million, five hundred sixty-three thousand, nine hundred eighty-nine".