489263778682 has 8 divisors (see below), whose sum is σ = 838737906336. Its totient is φ = 209684476572.

The previous prime is 489263778677. The next prime is 489263778701. The reversal of 489263778682 is 286877362984.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17473706368 + ... + 17473706395.

It is an arithmetic number, because the mean of its divisors is an integer number (104842238292).

Almost surely, 2^489263778682 is an apocalyptic number.

489263778682 is a deficient number, since it is larger than the sum of its proper divisors (349474127654).

489263778682 is a wasteful number, since it uses less digits than its factorization.

489263778682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34947412772.

The product of its digits is 390168576, while the sum is 70.

The spelling of 489263778682 in words is "four hundred eighty-nine billion, two hundred sixty-three million, seven hundred seventy-eight thousand, six hundred eighty-two".