5644224433 has 2 divisors, whose sum is σ = 5644224434. Its totient is φ = 5644224432.

The previous prime is 5644224431. The next prime is 5644224563. The reversal of 5644224433 is 3344224465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5156388864 + 487835569 = 71808^2 + 22087^2 .

It is a cyclic number.

It is not a de Polignac number, because 5644224433 - 2¹ = 5644224431 is a prime.

Together with 5644224431, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 5644224392 and 5644224401.

It is not a weakly prime, because it can be changed into another prime (5644224431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2822112216 + 2822112217.

It is an arithmetic number, because the mean of its divisors is an integer number (2822112217).

Almost surely, 2^5644224433 is an apocalyptic number.

It is an amenable number.

5644224433 is a deficient number, since it is larger than the sum of its proper divisors (1).

5644224433 is an equidigital number, since it uses as much as digits as its factorization.

5644224433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 276480, while the sum is 37.

The square root of 5644224433 is about 75128.0535685572. The cubic root of 5644224433 is about 1780.4704005469.

Adding to 5644224433 its reverse (3344224465), we get a palindrome (8988448898).

The spelling of 5644224433 in words is "five billion, six hundred forty-four million, two hundred twenty-four thousand, four hundred thirty-three".