22344240533 has 2 divisors, whose sum is σ = 22344240534. Its totient is φ = 22344240532.

The previous prime is 22344240431. The next prime is 22344240563. The reversal of 22344240533 is 33504244322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18878210404 + 3466030129 = 137398^2 + 58873^2 .

It is a cyclic number.

It is not a de Polignac number, because 22344240533 - 2¹⁰ = 22344239509 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22344240533.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22344240563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11172120266 + 11172120267.

It is an arithmetic number, because the mean of its divisors is an integer number (11172120267).

Almost surely, 2^22344240533 is an apocalyptic number.

It is an amenable number.

22344240533 is a deficient number, since it is larger than the sum of its proper divisors (1).

22344240533 is an equidigital number, since it uses as much as digits as its factorization.

22344240533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 32.

Adding to 22344240533 its reverse (33504244322), we get a palindrome (55848484855).

The spelling of 22344240533 in words is "twenty-two billion, three hundred forty-four million, two hundred forty thousand, five hundred thirty-three".