489457901504 has 84 divisors (see below), whose sum is σ = 1149714832392. Its totient is φ = 205366909440.

The previous prime is 489457901497. The next prime is 489457901519. The reversal of 489457901504 is 405109754984.

It is a self number, because there is not a number n which added to its sum of digits gives 489457901504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2330282 + ... + 2531625.

It is an arithmetic number, because the mean of its divisors is an integer number (13687081338).

Almost surely, 2^489457901504 is an apocalyptic number.

489457901504 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

489457901504 is an abundant number, since it is smaller than the sum of its proper divisors (660256930888).

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

489457901504 is a wasteful number, since it uses less digits than its factorization.

489457901504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4861954 (or 4861933 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 56.

The spelling of 489457901504 in words is "four hundred eighty-nine billion, four hundred fifty-seven million, nine hundred one thousand, five hundred four".