2889445423 has 2 divisors, whose sum is σ = 2889445424. Its totient is φ = 2889445422.

The previous prime is 2889445411. The next prime is 2889445483. The reversal of 2889445423 is 3245449882.

2889445423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2889445423 - 2⁹ = 2889444911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2889445483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1444722711 + 1444722712.

It is an arithmetic number, because the mean of its divisors is an integer number (1444722712).

Almost surely, 2^2889445423 is an apocalyptic number.

2889445423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2889445423 is an equidigital number, since it uses as much as digits as its factorization.

2889445423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2211840, while the sum is 49.

The square root of 2889445423 is about 53753.5619563950. The cubic root of 2889445423 is about 1424.3110116283.

The spelling of 2889445423 in words is "two billion, eight hundred eighty-nine million, four hundred forty-five thousand, four hundred twenty-three".