22823124809 has 4 divisors (see below), whose sum is σ = 22828250004. Its totient is φ = 22817999616.

The previous prime is 22823124803. The next prime is 22823124811. The reversal of 22823124809 is 90842132822.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6522985225 + 16300139584 = 80765^2 + 127672^2 .

It is a cyclic number.

It is not a de Polignac number, because 22823124809 - 2⁸ = 22823124553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22823124803) 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, 2555912 + ... + 2564825.

It is an arithmetic number, because the mean of its divisors is an integer number (5707062501).

Almost surely, 2^22823124809 is an apocalyptic number.

It is an amenable number.

22823124809 is a deficient number, since it is larger than the sum of its proper divisors (5125195).

22823124809 is an equidigital number, since it uses as much as digits as its factorization.

22823124809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5125194.

The product of its (nonzero) digits is 110592, while the sum is 41.

The spelling of 22823124809 in words is "twenty-two billion, eight hundred twenty-three million, one hundred twenty-four thousand, eight hundred nine".