318143691196 has 48 divisors (see below), whose sum is σ = 581655031552. Its totient is φ = 152086118400.

The previous prime is 318143691193. The next prime is 318143691197. The reversal of 318143691196 is 691196341813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (318143691193) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6917236 + ... + 6963076.

Almost surely, 2^318143691196 is an apocalyptic number.

It is an amenable number.

318143691196 is a deficient number, since it is larger than the sum of its proper divisors (263511340356).

318143691196 is a wasteful number, since it uses less digits than its factorization.

318143691196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46550 (or 46548 counting only the distinct ones).

The product of its digits is 839808, while the sum is 52.

The spelling of 318143691196 in words is "three hundred eighteen billion, one hundred forty-three million, six hundred ninety-one thousand, one hundred ninety-six".