489320165338 has 4 divisors (see below), whose sum is σ = 733980248010. Its totient is φ = 244660082668.

The previous prime is 489320165333. The next prime is 489320165359. The reversal of 489320165338 is 833561023984.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 292266740689 + 197053424649 = 540617^2 + 443907^2 .

It is not an unprimeable number, because it can be changed into a prime (489320165333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122330041333 + ... + 122330041336.

Almost surely, 2^489320165338 is an apocalyptic number.

489320165338 is a deficient number, since it is larger than the sum of its proper divisors (244660082672).

489320165338 is a wasteful number, since it uses less digits than its factorization.

489320165338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244660082671.

The product of its (nonzero) digits is 3732480, while the sum is 52.

The spelling of 489320165338 in words is "four hundred eighty-nine billion, three hundred twenty million, one hundred sixty-five thousand, three hundred thirty-eight".