318854434855 has 8 divisors (see below), whose sum is σ = 417409442064. Its totient is φ = 231894134400.

The previous prime is 318854434837. The next prime is 318854434891. The reversal of 318854434855 is 558434458813.

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

It is a de Polignac number, because none of the positive numbers 2^k-318854434855 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 318854434855.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2898676626 + ... + 2898676735.

It is an arithmetic number, because the mean of its divisors is an integer number (52176180258).

Almost surely, 2^318854434855 is an apocalyptic number.

318854434855 is a deficient number, since it is larger than the sum of its proper divisors (98555007209).

318854434855 is a wasteful number, since it uses less digits than its factorization.

318854434855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5797353377.

The product of its digits is 36864000, while the sum is 58.

The spelling of 318854434855 in words is "three hundred eighteen billion, eight hundred fifty-four million, four hundred thirty-four thousand, eight hundred fifty-five".