22068695091 has 8 divisors (see below), whose sum is σ = 29428303104. Its totient is φ = 14710775240.

The previous prime is 22068695083. The next prime is 22068695153. The reversal of 22068695091 is 19059686022.

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 22068695091 - 2³ = 22068695083 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22068695091.

It is not an unprimeable number, because it can be changed into a prime (22068695071) 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, 391215 + ... + 444056.

It is an arithmetic number, because the mean of its divisors is an integer number (3678537888).

Almost surely, 2^22068695091 is an apocalyptic number.

22068695091 is a deficient number, since it is larger than the sum of its proper divisors (7359608013).

22068695091 is an equidigital number, since it uses as much as digits as its factorization.

22068695091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844081.

The product of its (nonzero) digits is 466560, while the sum is 48.

The spelling of 22068695091 in words is "twenty-two billion, sixty-eight million, six hundred ninety-five thousand, ninety-one".