489029989589 has 2 divisors, whose sum is σ = 489029989590. Its totient is φ = 489029989588.

The previous prime is 489029989577. The next prime is 489029989601. The reversal of 489029989589 is 985989920984.

It is a balanced prime because it is at equal distance from previous prime (489029989577) and next prime (489029989601).

It can be written as a sum of positive squares in only one way, i.e., 488821908964 + 208080625 = 699158^2 + 14425^2 .

It is a cyclic number.

It is not a de Polignac number, because 489029989589 - 2⁴ = 489029989573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (489023989589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244514994794 + 244514994795.

It is an arithmetic number, because the mean of its divisors is an integer number (244514994795).

Almost surely, 2^489029989589 is an apocalyptic number.

It is an amenable number.

489029989589 is a deficient number, since it is larger than the sum of its proper divisors (1).

489029989589 is an equidigital number, since it uses as much as digits as its factorization.

489029989589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1209323520, while the sum is 80.

The spelling of 489029989589 in words is "four hundred eighty-nine billion, twenty-nine million, nine hundred eighty-nine thousand, five hundred eighty-nine".