489065906499 has 8 divisors (see below), whose sum is σ = 652154802000. Its totient is φ = 326010474336.

The previous prime is 489065906471. The next prime is 489065906521. The reversal of 489065906499 is 994609560984.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 489065906499 - 2⁸ = 489065906243 is a prime.

It is a super-2 number, since 2×489065906499² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (489065904499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8331712 + ... + 8390205.

It is an arithmetic number, because the mean of its divisors is an integer number (81519350250).

Almost surely, 2^489065906499 is an apocalyptic number.

489065906499 is a deficient number, since it is larger than the sum of its proper divisors (163088895501).

489065906499 is a wasteful number, since it uses less digits than its factorization.

489065906499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16731669.

The product of its (nonzero) digits is 151165440, while the sum is 69.

The spelling of 489065906499 in words is "four hundred eighty-nine billion, sixty-five million, nine hundred six thousand, four hundred ninety-nine".