13684181366843 has 8 divisors (see below), whose sum is σ = 14741179801488. Its totient is φ = 12627807089184.

The previous prime is 13684181366813. The next prime is 13684181366861. The reversal of 13684181366843 is 34866318148631.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 13684181366843 - 2³⁴ = 13667001497659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13684181366813) 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, 155993705 + ... + 156081402.

It is an arithmetic number, because the mean of its divisors is an integer number (1842647475186).

Almost surely, 2^{13684181366843} is an apocalyptic number.

13684181366843 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13684181366843 is a deficient number, since it is larger than the sum of its proper divisors (1056998434645).

13684181366843 is a wasteful number, since it uses less digits than its factorization.

13684181366843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312078493.

The product of its digits is 47775744, while the sum is 62.

The spelling of 13684181366843 in words is "thirteen trillion, six hundred eighty-four billion, one hundred eighty-one million, three hundred sixty-six thousand, eight hundred forty-three".