818784676323 has 6 divisors (see below), whose sum is σ = 1182688976924. Its totient is φ = 545856450876.

The previous prime is 818784676309. The next prime is 818784676363. The reversal of 818784676323 is 323676487818.

818784676323 is a `hidden beast` number, since 81 + 8 + 78 + 467 + 6 + 3 + 23 = 666.

It is not a de Polignac number, because 818784676323 - 2⁵ = 818784676291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (818784676363) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45488037565 + ... + 45488037582.

Almost surely, 2^818784676323 is an apocalyptic number.

818784676323 is a deficient number, since it is larger than the sum of its proper divisors (363904300601).

818784676323 is a wasteful number, since it uses less digits than its factorization.

818784676323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90976075153 (or 90976075150 counting only the distinct ones).

The product of its digits is 65028096, while the sum is 63.

The spelling of 818784676323 in words is "eight hundred eighteen billion, seven hundred eighty-four million, six hundred seventy-six thousand, three hundred twenty-three".