22356861189 has 16 divisors (see below), whose sum is σ = 33497907072. Its totient is φ = 13159891008.

The previous prime is 22356861173. The next prime is 22356861203. The reversal of 22356861189 is 98116865322.

It is not a de Polignac number, because 22356861189 - 2⁴ = 22356861173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22356861589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12461122 + ... + 12462915.

It is an arithmetic number, because the mean of its divisors is an integer number (2093619192).

Almost surely, 2^22356861189 is an apocalyptic number.

It is an amenable number.

22356861189 is a deficient number, since it is larger than the sum of its proper divisors (11141045883).

22356861189 is a wasteful number, since it uses less digits than its factorization.

22356861189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24924076.

The product of its digits is 1244160, while the sum is 51.

The spelling of 22356861189 in words is "twenty-two billion, three hundred fifty-six million, eight hundred sixty-one thousand, one hundred eighty-nine".