5443889879 has 2 divisors, whose sum is σ = 5443889880. Its totient is φ = 5443889878.

The previous prime is 5443889873. The next prime is 5443889933. The reversal of 5443889879 is 9789883445.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5443889879 - 2⁸ = 5443889623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5443889873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2721944939 + 2721944940.

It is an arithmetic number, because the mean of its divisors is an integer number (2721944940).

Almost surely, 2^5443889879 is an apocalyptic number.

5443889879 is a deficient number, since it is larger than the sum of its proper divisors (1).

5443889879 is an equidigital number, since it uses as much as digits as its factorization.

5443889879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69672960, while the sum is 65.

The square root of 5443889879 is about 73782.7207346002. The cubic root of 5443889879 is about 1759.1509634831.

The spelling of 5443889879 in words is "five billion, four hundred forty-three million, eight hundred eighty-nine thousand, eight hundred seventy-nine".