489678876959 has 2 divisors, whose sum is σ = 489678876960. Its totient is φ = 489678876958.

The previous prime is 489678876943. The next prime is 489678876989. The reversal of 489678876959 is 959678876984.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 489678876959 - 2⁴ = 489678876943 is a prime.

It is a super-2 number, since 2×489678876959² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (489678876989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244839438479 + 244839438480.

It is an arithmetic number, because the mean of its divisors is an integer number (244839438480).

Almost surely, 2^489678876959 is an apocalyptic number.

489678876959 is a deficient number, since it is larger than the sum of its proper divisors (1).

489678876959 is an equidigital number, since it uses as much as digits as its factorization.

489678876959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13168189440, while the sum is 86.

The spelling of 489678876959 in words is "four hundred eighty-nine billion, six hundred seventy-eight million, eight hundred seventy-six thousand, nine hundred fifty-nine".