313003398818 has 16 divisors (see below), whose sum is σ = 521851294656. Its totient is φ = 139589851440.

The previous prime is 313003398797. The next prime is 313003398859. The reversal of 313003398818 is 818893300313.

It is a super-2 number, since 2×313003398818² (a number of 24 digits) contains 22 as substring.

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, 134219846 + ... + 134222177.

It is an arithmetic number, because the mean of its divisors is an integer number (32615705916).

Almost surely, 2^313003398818 is an apocalyptic number.

313003398818 is a deficient number, since it is larger than the sum of its proper divisors (208847895838).

313003398818 is a wasteful number, since it uses less digits than its factorization.

313003398818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268442089.

The product of its (nonzero) digits is 373248, while the sum is 47.

The spelling of 313003398818 in words is "three hundred thirteen billion, three million, three hundred ninety-eight thousand, eight hundred eighteen".