4445445553 has 2 divisors, whose sum is σ = 4445445554. Its totient is φ = 4445445552.

The previous prime is 4445445547. The next prime is 4445445559. The reversal of 4445445553 is 3555445444.

4445445553 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (4445445547) and next prime (4445445559).

It can be written as a sum of positive squares in only one way, i.e., 2275003809 + 2170441744 = 47697^2 + 46588^2 .

It is a cyclic number.

It is not a de Polignac number, because 4445445553 - 2¹⁷ = 4445314481 is a prime.

It is not a weakly prime, because it can be changed into another prime (4445445559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2222722776 + 2222722777.

It is an arithmetic number, because the mean of its divisors is an integer number (2222722777).

Almost surely, 2^4445445553 is an apocalyptic number.

It is an amenable number.

4445445553 is a deficient number, since it is larger than the sum of its proper divisors (1).

4445445553 is an equidigital number, since it uses as much as digits as its factorization.

4445445553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1920000, while the sum is 43.

The square root of 4445445553 is about 66674.1745580701. The cubic root of 4445445553 is about 1644.2648209197.

The spelling of 4445445553 in words is "four billion, four hundred forty-five million, four hundred forty-five thousand, five hundred fifty-three".