489408836023 has 2 divisors, whose sum is σ = 489408836024. Its totient is φ = 489408836022.

The previous prime is 489408835973. The next prime is 489408836041. The reversal of 489408836023 is 320638804984.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-489408836023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (489408836723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244704418011 + 244704418012.

It is an arithmetic number, because the mean of its divisors is an integer number (244704418012).

Almost surely, 2^489408836023 is an apocalyptic number.

489408836023 is a deficient number, since it is larger than the sum of its proper divisors (1).

489408836023 is an equidigital number, since it uses as much as digits as its factorization.

489408836023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7962624, while the sum is 55.

The spelling of 489408836023 in words is "four hundred eighty-nine billion, four hundred eight million, eight hundred thirty-six thousand, twenty-three".