22844294249 has 4 divisors (see below), whose sum is σ = 26107764864. Its totient is φ = 19580823636.

The previous prime is 22844294243. The next prime is 22844294279. The reversal of 22844294249 is 94249244822.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 94249244822 = 2 ⋅47124622411.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22844294249 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22844294197 and 22844294206.

It is not an unprimeable number, because it can be changed into a prime (22844294243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1631735297 + ... + 1631735310.

It is an arithmetic number, because the mean of its divisors is an integer number (6526941216).

Almost surely, 2^22844294249 is an apocalyptic number.

It is an amenable number.

22844294249 is a deficient number, since it is larger than the sum of its proper divisors (3263470615).

22844294249 is an equidigital number, since it uses as much as digits as its factorization.

22844294249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3263470614.

The product of its digits is 2654208, while the sum is 50.

The spelling of 22844294249 in words is "twenty-two billion, eight hundred forty-four million, two hundred ninety-four thousand, two hundred forty-nine".