489556084545 has 64 divisors (see below), whose sum is σ = 965534515200. Its totient is φ = 233337424320.

The previous prime is 489556084541. The next prime is 489556084571. The reversal of 489556084545 is 545480655984.

489556084545 is a `hidden beast` number, since 4 + 8 + 9 + 5 + 5 + 6 + 0 + 84 + 545 = 666.

It is not a de Polignac number, because 489556084545 - 2² = 489556084541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (489556084541) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2706177 + ... + 2881406.

It is an arithmetic number, because the mean of its divisors is an integer number (15086476800).

Almost surely, 2^489556084545 is an apocalyptic number.

489556084545 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

489556084545 is a deficient number, since it is larger than the sum of its proper divisors (475978430655).

489556084545 is a wasteful number, since it uses less digits than its factorization.

489556084545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5587667 (or 5587661 counting only the distinct ones).

The product of its (nonzero) digits is 138240000, while the sum is 63.

The spelling of 489556084545 in words is "four hundred eighty-nine billion, five hundred fifty-six million, eighty-four thousand, five hundred forty-five".