4420455553 has 2 divisors, whose sum is σ = 4420455554. Its totient is φ = 4420455552.

The previous prime is 4420455551. The next prime is 4420455593. The reversal of 4420455553 is 3555540244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4107271744 + 313183809 = 64088^2 + 17697^2 .

It is a cyclic number.

It is not a de Polignac number, because 4420455553 - 2¹ = 4420455551 is a prime.

Together with 4420455551, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4420455551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2210227776 + 2210227777.

It is an arithmetic number, because the mean of its divisors is an integer number (2210227777).

Almost surely, 2^4420455553 is an apocalyptic number.

It is an amenable number.

4420455553 is a deficient number, since it is larger than the sum of its proper divisors (1).

4420455553 is an equidigital number, since it uses as much as digits as its factorization.

4420455553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240000, while the sum is 37.

The square root of 4420455553 is about 66486.5065483215. The cubic root of 4420455553 is about 1641.1779600960.

Adding to 4420455553 its reverse (3555540244), we get a palindrome (7975995797).

The spelling of 4420455553 in words is "four billion, four hundred twenty million, four hundred fifty-five thousand, five hundred fifty-three".