493338226689 has 24 divisors (see below), whose sum is σ = 888435941952. Its totient is φ = 256279597920.

The previous prime is 493338226669. The next prime is 493338226709. The reversal of 493338226689 is 986622833394.

493338226689 is a `hidden beast` number, since 493 + 3 + 3 + 8 + 2 + 2 + 66 + 89 = 666.

It is an interprime number because it is at equal distance from previous prime (493338226669) and next prime (493338226709).

It is not a de Polignac number, because 493338226689 - 2¹¹ = 493338224641 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (493338226639) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 355943194 + ... + 355944579.

It is an arithmetic number, because the mean of its divisors is an integer number (37018164248).

Almost surely, 2^493338226689 is an apocalyptic number.

It is an amenable number.

493338226689 is a deficient number, since it is larger than the sum of its proper divisors (395097715263).

493338226689 is a wasteful number, since it uses less digits than its factorization.

493338226689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711887797 (or 711887794 counting only the distinct ones).

The product of its digits is 80621568, while the sum is 63.

It can be divided in two parts, 493338 and 226689, that added together give a palindrome (720027).

The spelling of 493338226689 in words is "four hundred ninety-three billion, three hundred thirty-eight million, two hundred twenty-six thousand, six hundred eighty-nine".