489326107839 has 4 divisors (see below), whose sum is σ = 652434810456. Its totient is φ = 326217405224.

The previous prime is 489326107819. The next prime is 489326107859. The reversal of 489326107839 is 938701623984.

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

It is an interprime number because it is at equal distance from previous prime (489326107819) and next prime (489326107859).

It is a cyclic number.

It is not a de Polignac number, because 489326107839 - 2⁵ = 489326107807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489326107819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81554351304 + ... + 81554351309.

It is an arithmetic number, because the mean of its divisors is an integer number (163108702614).

Almost surely, 2^489326107839 is an apocalyptic number.

489326107839 is a deficient number, since it is larger than the sum of its proper divisors (163108702617).

489326107839 is a wasteful number, since it uses less digits than its factorization.

489326107839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163108702616.

The product of its (nonzero) digits is 15676416, while the sum is 60.

The spelling of 489326107839 in words is "four hundred eighty-nine billion, three hundred twenty-six million, one hundred seven thousand, eight hundred thirty-nine".