13813341678 has 12 divisors (see below), whose sum is σ = 29928907008. Its totient is φ = 4604447220.

The previous prime is 13813341673. The next prime is 13813341691. The reversal of 13813341678 is 87614331831.

13813341678 is a `hidden beast` number, since 1 + 38 + 133 + 416 + 78 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13813341671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 383703918 + ... + 383703953.

It is an arithmetic number, because the mean of its divisors is an integer number (2494075584).

Almost surely, 2^13813341678 is an apocalyptic number.

13813341678 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

13813341678 is an abundant number, since it is smaller than the sum of its proper divisors (16115565330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13813341678 is a wasteful number, since it uses less digits than its factorization.

13813341678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767407879 (or 767407876 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The spelling of 13813341678 in words is "thirteen billion, eight hundred thirteen million, three hundred forty-one thousand, six hundred seventy-eight".