22194595356 has 24 divisors (see below), whose sum is σ = 51970391424. Its totient is φ = 7372055280.

The previous prime is 22194595337. The next prime is 22194595363. The reversal of 22194595356 is 65359549122.

It is a junction number, because it is equal to n+sod(n) for n = 22194595299 and 22194595308.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3264360 + ... + 3271151.

It is an arithmetic number, because the mean of its divisors is an integer number (2165432976).

Almost surely, 2^22194595356 is an apocalyptic number.

It is an amenable number.

22194595356 is an abundant number, since it is smaller than the sum of its proper divisors (29775796068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22194595356 is a wasteful number, since it uses less digits than its factorization.

22194595356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6535801 (or 6535799 counting only the distinct ones).

The product of its digits is 2916000, while the sum is 51.

The spelling of 22194595356 in words is "twenty-two billion, one hundred ninety-four million, five hundred ninety-five thousand, three hundred fifty-six".