22026863791 has 8 divisors (see below), whose sum is σ = 22636375344. Its totient is φ = 21418099200.

The previous prime is 22026863779. The next prime is 22026863797. The reversal of 22026863791 is 19736862022.

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 22026863791 - 2⁹ = 22026863279 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 (22026863797) by changing a digit.

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, 126685 + ... + 245158.

It is an arithmetic number, because the mean of its divisors is an integer number (2829546918).

Almost surely, 2^22026863791 is an apocalyptic number.

22026863791 is a deficient number, since it is larger than the sum of its proper divisors (609511553).

22026863791 is a wasteful number, since it uses less digits than its factorization.

22026863791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373481.

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 22026863791 in words is "twenty-two billion, twenty-six million, eight hundred sixty-three thousand, seven hundred ninety-one".