489753764908 has 12 divisors (see below), whose sum is σ = 859994241120. Its totient is φ = 244041124592.

The previous prime is 489753764893. The next prime is 489753764909. The reversal of 489753764908 is 809467357984.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (489753764909) 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, 208938148 + ... + 208940491.

It is an arithmetic number, because the mean of its divisors is an integer number (71666186760).

Almost surely, 2^489753764908 is an apocalyptic number.

It is an amenable number.

489753764908 is a deficient number, since it is larger than the sum of its proper divisors (370240476212).

489753764908 is a wasteful number, since it uses less digits than its factorization.

489753764908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417878936 (or 417878934 counting only the distinct ones).

The product of its (nonzero) digits is 365783040, while the sum is 70.

The spelling of 489753764908 in words is "four hundred eighty-nine billion, seven hundred fifty-three million, seven hundred sixty-four thousand, nine hundred eight".