318856327406 has 8 divisors (see below), whose sum is σ = 479122118904. Its totient is φ = 159148954440.

The previous prime is 318856327403. The next prime is 318856327483. The reversal of 318856327406 is 604723658813.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (318856327403) 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, 139603205 + ... + 139605488.

It is an arithmetic number, because the mean of its divisors is an integer number (59890264863).

Almost surely, 2^318856327406 is an apocalyptic number.

318856327406 is a deficient number, since it is larger than the sum of its proper divisors (160265791498).

318856327406 is a wasteful number, since it uses less digits than its factorization.

318856327406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279209266.

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 318856327406 in words is "three hundred eighteen billion, eight hundred fifty-six million, three hundred twenty-seven thousand, four hundred six".