22099094785 has 8 divisors (see below), whose sum is σ = 26522248680. Its totient is φ = 17677052544.

The previous prime is 22099094749. The next prime is 22099094789. The reversal of 22099094785 is 58749099022.

It can be written as a sum of positive squares in 4 ways, for example, as 3095920881 + 19003173904 = 55641^2 + 137852^2 .

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 22099094785 - 2⁷ = 22099094657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22099094789) 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, 233532 + ... + 314221.

It is an arithmetic number, because the mean of its divisors is an integer number (3315281085).

Almost surely, 2^22099094785 is an apocalyptic number.

It is an amenable number.

22099094785 is a deficient number, since it is larger than the sum of its proper divisors (4423153895).

22099094785 is an equidigital number, since it uses as much as digits as its factorization.

22099094785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555827.

The product of its (nonzero) digits is 3265920, while the sum is 55.

The spelling of 22099094785 in words is "twenty-two billion, ninety-nine million, ninety-four thousand, seven hundred eighty-five".