489677776983 has 12 divisors (see below), whose sum is σ = 711651686200. Its totient is φ = 324449078256.

The previous prime is 489677776937. The next prime is 489677777009. The reversal of 489677776983 is 389677776984.

489677776983 is a `hidden beast` number, since 489 + 6 + 7 + 7 + 77 + 69 + 8 + 3 = 666.

It is not a de Polignac number, because 489677776983 - 2¹⁶ = 489677711447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489677776283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 166896208 + ... + 166899141.

Almost surely, 2^489677776983 is an apocalyptic number.

489677776983 is a deficient number, since it is larger than the sum of its proper divisors (221973909217).

489677776983 is a wasteful number, since it uses less digits than its factorization.

489677776983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333795518 (or 333795515 counting only the distinct ones).

The product of its digits is 5377010688, while the sum is 81.

Subtracting from 489677776983 its reverse (389677776984), we obtain a palindrome (99999999999).

The spelling of 489677776983 in words is "four hundred eighty-nine billion, six hundred seventy-seven million, seven hundred seventy-six thousand, nine hundred eighty-three".