22249827799 has 4 divisors (see below), whose sum is σ = 22283489320. Its totient is φ = 22216166280.

The previous prime is 22249827797. The next prime is 22249827823. The reversal of 22249827799 is 99772894222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22249827799 - 2¹ = 22249827797 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 (22249827797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16829769 + ... + 16831090.

It is an arithmetic number, because the mean of its divisors is an integer number (5570872330).

Almost surely, 2^22249827799 is an apocalyptic number.

22249827799 is a deficient number, since it is larger than the sum of its proper divisors (33661521).

22249827799 is an equidigital number, since it uses as much as digits as its factorization.

22249827799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33661520.

The product of its digits is 18289152, while the sum is 61.

The spelling of 22249827799 in words is "twenty-two billion, two hundred forty-nine million, eight hundred twenty-seven thousand, seven hundred ninety-nine".