489443834976 has 24 divisors (see below), whose sum is σ = 1284790067064. Its totient is φ = 163147944960.

The previous prime is 489443834963. The next prime is 489443834977. The reversal of 489443834976 is 679438344984.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 489443834976.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489443834977) 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 in 3 ways as a sum of consecutive naturals, for example, 2549186545 + ... + 2549186736.

It is an arithmetic number, because the mean of its divisors is an integer number (53532919461).

Almost surely, 2^489443834976 is an apocalyptic number.

It is an amenable number.

489443834976 is an abundant number, since it is smaller than the sum of its proper divisors (795346232088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

489443834976 is a wasteful number, since it uses less digits than its factorization.

489443834976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5098373294 (or 5098373286 counting only the distinct ones).

The product of its digits is 501645312, while the sum is 69.

The spelling of 489443834976 in words is "four hundred eighty-nine billion, four hundred forty-three million, eight hundred thirty-four thousand, nine hundred seventy-six".