5539042489 has 2 divisors, whose sum is σ = 5539042490. Its totient is φ = 5539042488.

The previous prime is 5539042471. The next prime is 5539042501. The reversal of 5539042489 is 9842409355.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5462392464 + 76650025 = 73908^2 + 8755^2 .

It is a cyclic number.

It is not a de Polignac number, because 5539042489 - 2⁷ = 5539042361 is a prime.

It is not a weakly prime, because it can be changed into another prime (5539042589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2769521244 + 2769521245.

It is an arithmetic number, because the mean of its divisors is an integer number (2769521245).

Almost surely, 2^5539042489 is an apocalyptic number.

It is an amenable number.

5539042489 is a deficient number, since it is larger than the sum of its proper divisors (1).

5539042489 is an equidigital number, since it uses as much as digits as its factorization.

5539042489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1555200, while the sum is 49.

The square root of 5539042489 is about 74424.7437953266. The cubic root of 5539042489 is about 1769.3410986567.

It can be divided in two parts, 55390 and 42489, that added together give a palindrome (97879).

The spelling of 5539042489 in words is "five billion, five hundred thirty-nine million, forty-two thousand, four hundred eighty-nine".