489100566456 has 48 divisors (see below), whose sum is σ = 1324679928000. Its totient is φ = 163029514752.

The previous prime is 489100566419. The next prime is 489100566527. The reversal of 489100566456 is 654665001984.

489100566456 is a `hidden beast` number, since 4 + 89 + 100 + 5 + 6 + 6 + 456 = 666.

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, 5004345 + ... + 5101143.

It is an arithmetic number, because the mean of its divisors is an integer number (27597498500).

Almost surely, 2^489100566456 is an apocalyptic number.

It is an amenable number.

489100566456 is an abundant number, since it is smaller than the sum of its proper divisors (835579361544).

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

489100566456 is a wasteful number, since it uses less digits than its factorization.

489100566456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166988 (or 166981 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 54.

The spelling of 489100566456 in words is "four hundred eighty-nine billion, one hundred million, five hundred sixty-six thousand, four hundred fifty-six".