4889978486579 has 2 divisors, whose sum is σ = 4889978486580. Its totient is φ = 4889978486578.

The previous prime is 4889978486543. The next prime is 4889978486581. The reversal of 4889978486579 is 9756848799884.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4889978486579 - 2²⁴ = 4889961709363 is a prime.

Together with 4889978486581, 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 (4889978486879) 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, 2444989243289 + 2444989243290.

It is an arithmetic number, because the mean of its divisors is an integer number (2444989243290).

Almost surely, 2^{4889978486579} is an apocalyptic number.

4889978486579 is a deficient number, since it is larger than the sum of its proper divisors (1).

4889978486579 is an equidigital number, since it uses as much as digits as its factorization.

4889978486579 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 70230343680, while the sum is 92.

The spelling of 4889978486579 in words is "four trillion, eight hundred eighty-nine billion, nine hundred seventy-eight million, four hundred eighty-six thousand, five hundred seventy-nine".