813368863318 has 16 divisors (see below), whose sum is σ = 1409259421584. Its totient is φ = 347965288960.

The previous prime is 813368863313. The next prime is 813368863387.

813368863318 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (813368863313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1087391155 + ... + 1087391902.

It is an arithmetic number, because the mean of its divisors is an integer number (88078713849).

Almost surely, 2^813368863318 is an apocalyptic number.

813368863318 is a deficient number, since it is larger than the sum of its proper divisors (595890558266).

813368863318 is a wasteful number, since it uses less digits than its factorization.

813368863318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2174783087.

The product of its digits is 11943936, while the sum is 58.

The spelling of 813368863318 in words is "eight hundred thirteen billion, three hundred sixty-eight million, eight hundred sixty-three thousand, three hundred eighteen".