22068244191 has 8 divisors (see below), whose sum is σ = 33627800704. Its totient is φ = 12610425240.

The previous prime is 22068244169. The next prime is 22068244199. The reversal of 22068244191 is 19144286022.

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

It is not a de Polignac number, because 22068244191 - 2¹⁴ = 22068227807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22068244199) 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, 525434365 + ... + 525434406.

It is an arithmetic number, because the mean of its divisors is an integer number (4203475088).

Almost surely, 2^22068244191 is an apocalyptic number.

22068244191 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22068244191 is a deficient number, since it is larger than the sum of its proper divisors (11559556513).

22068244191 is a wasteful number, since it uses less digits than its factorization.

22068244191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050868781.

The product of its (nonzero) digits is 55296, while the sum is 39.

The spelling of 22068244191 in words is "twenty-two billion, sixty-eight million, two hundred forty-four thousand, one hundred ninety-one".