489914271456 has 96 divisors (see below), whose sum is σ = 1337061196800. Its totient is φ = 156899773440.

The previous prime is 489914271397. The next prime is 489914271461. The reversal of 489914271456 is 654172419984.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 489914271456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178501 + ... + 1005828.

It is an arithmetic number, because the mean of its divisors is an integer number (13927720800).

Almost surely, 2^489914271456 is an apocalyptic number.

It is an amenable number.

489914271456 is an abundant number, since it is smaller than the sum of its proper divisors (847146925344).

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

489914271456 is a wasteful number, since it uses less digits than its factorization.

489914271456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1184512 (or 1184504 counting only the distinct ones).

The product of its digits is 17418240, while the sum is 60.

The spelling of 489914271456 in words is "four hundred eighty-nine billion, nine hundred fourteen million, two hundred seventy-one thousand, four hundred fifty-six".