555040489 has 2 divisors, whose sum is σ = 555040490. Its totient is φ = 555040488.

The previous prime is 555040477. The next prime is 555040513. The reversal of 555040489 is 984040555.

555040489 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 can be written as a sum of positive squares in only one way, i.e., 519840000 + 35200489 = 22800^2 + 5933^2 .

It is a cyclic number.

It is not a de Polignac number, because 555040489 - 2²¹ = 552943337 is a prime.

It is not a weakly prime, because it can be changed into another prime (555040469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277520244 + 277520245.

It is an arithmetic number, because the mean of its divisors is an integer number (277520245).

Almost surely, 2^555040489 is an apocalyptic number.

It is an amenable number.

555040489 is a deficient number, since it is larger than the sum of its proper divisors (1).

555040489 is an equidigital number, since it uses as much as digits as its factorization.

555040489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144000, while the sum is 40.

The square root of 555040489 is about 23559.2972942743. The cubic root of 555040489 is about 821.8165602189.

The spelling of 555040489 in words is "five hundred fifty-five million, forty thousand, four hundred eighty-nine".