4384988389 has 2 divisors, whose sum is σ = 4384988390. Its totient is φ = 4384988388.

The previous prime is 4384988357. The next prime is 4384988401. The reversal of 4384988389 is 9838894834.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3319488225 + 1065500164 = 57615^2 + 32642^2 .

It is a cyclic number.

It is not a de Polignac number, because 4384988389 - 2⁵ = 4384988357 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4384988389.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4384988989) 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, 2192494194 + 2192494195.

It is an arithmetic number, because the mean of its divisors is an integer number (2192494195).

Almost surely, 2^4384988389 is an apocalyptic number.

It is an amenable number.

4384988389 is a deficient number, since it is larger than the sum of its proper divisors (1).

4384988389 is an equidigital number, since it uses as much as digits as its factorization.

4384988389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47775744, while the sum is 64.

The square root of 4384988389 is about 66219.2448537432. The cubic root of 4384988389 is about 1636.7768827008.

The spelling of 4384988389 in words is "four billion, three hundred eighty-four million, nine hundred eighty-eight thousand, three hundred eighty-nine".