318214775423 has 4 divisors (see below), whose sum is σ = 318227947368. Its totient is φ = 318201603480.

The previous prime is 318214775309. The next prime is 318214775479. The reversal of 318214775423 is 324577412813.

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

It is a cyclic number.

It is not a de Polignac number, because 318214775423 - 2¹² = 318214771327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (318214075423) 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, 6549668 + ... + 6598073.

It is an arithmetic number, because the mean of its divisors is an integer number (79556986842).

Almost surely, 2^318214775423 is an apocalyptic number.

318214775423 is a deficient number, since it is larger than the sum of its proper divisors (13171945).

318214775423 is a wasteful number, since it uses less digits than its factorization.

318214775423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13171944.

The product of its digits is 1128960, while the sum is 47.

The spelling of 318214775423 in words is "three hundred eighteen billion, two hundred fourteen million, seven hundred seventy-five thousand, four hundred twenty-three".