4890488609 has 2 divisors, whose sum is σ = 4890488610. Its totient is φ = 4890488608.

The previous prime is 4890488563. The next prime is 4890488611. The reversal of 4890488609 is 9068840984.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4888806400 + 1682209 = 69920^2 + 1297^2 .

It is a cyclic number.

It is not a de Polignac number, because 4890488609 - 2⁸ = 4890488353 is a prime.

Together with 4890488611, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4890488699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2445244304 + 2445244305.

It is an arithmetic number, because the mean of its divisors is an integer number (2445244305).

Almost surely, 2^4890488609 is an apocalyptic number.

It is an amenable number.

4890488609 is a deficient number, since it is larger than the sum of its proper divisors (1).

4890488609 is an equidigital number, since it uses as much as digits as its factorization.

4890488609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3981312, while the sum is 56.

The square root of 4890488609 is about 69932.0284919578. The cubic root of 4890488609 is about 1697.3995546451.

The spelling of 4890488609 in words is "four billion, eight hundred ninety million, four hundred eighty-eight thousand, six hundred nine".