22232557889 has 8 divisors (see below), whose sum is σ = 22519347840. Its totient is φ = 21947274000.

The previous prime is 22232557861. The next prime is 22232557937. The reversal of 22232557889 is 98875523222.

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

It is a cyclic number.

It is not a de Polignac number, because 22232557889 - 2¹⁶ = 22232492353 is a prime.

It is a super-2 number, since 2×22232557889² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22232557889.

It is not an unprimeable number, because it can be changed into a prime (22232557849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 346787 + ... + 405864.

It is an arithmetic number, because the mean of its divisors is an integer number (2814918480).

Almost surely, 2^22232557889 is an apocalyptic number.

It is an amenable number.

22232557889 is a deficient number, since it is larger than the sum of its proper divisors (286789951).

22232557889 is a wasteful number, since it uses less digits than its factorization.

22232557889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753031.

The product of its digits is 4838400, while the sum is 53.

The spelling of 22232557889 in words is "twenty-two billion, two hundred thirty-two million, five hundred fifty-seven thousand, eight hundred eighty-nine".