22643536033 has 2 divisors, whose sum is σ = 22643536034. Its totient is φ = 22643536032.

The previous prime is 22643536031. The next prime is 22643536117. The reversal of 22643536033 is 33063534622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18286611984 + 4356924049 = 135228^2 + 66007^2 .

It is a cyclic number.

It is not a de Polignac number, because 22643536033 - 2¹ = 22643536031 is a prime.

Together with 22643536031, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 22643535983 and 22643536001.

It is not a weakly prime, because it can be changed into another prime (22643536031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11321768016 + 11321768017.

It is an arithmetic number, because the mean of its divisors is an integer number (11321768017).

Almost surely, 2^22643536033 is an apocalyptic number.

It is an amenable number.

22643536033 is a deficient number, since it is larger than the sum of its proper divisors (1).

22643536033 is an equidigital number, since it uses as much as digits as its factorization.

22643536033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 37.

The spelling of 22643536033 in words is "twenty-two billion, six hundred forty-three million, five hundred thirty-six thousand, thirty-three".