13667793992871 has 8 divisors (see below), whose sum is σ = 18400654696320. Its totient is φ = 9023397975672.

The previous prime is 13667793992863. The next prime is 13667793992873. The reversal of 13667793992871 is 17829939776631.

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

It is not a de Polignac number, because 13667793992871 - 2³ = 13667793992863 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13667793992873) 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, 22116171201 + ... + 22116171818.

It is an arithmetic number, because the mean of its divisors is an integer number (2300081837040).

Almost surely, 2^{13667793992871} is an apocalyptic number.

13667793992871 is a deficient number, since it is larger than the sum of its proper divisors (4732860703449).

13667793992871 is a wasteful number, since it uses less digits than its factorization.

13667793992871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44232343125.

The product of its digits is 1296243648, while the sum is 78.

The spelling of 13667793992871 in words is "thirteen trillion, six hundred sixty-seven billion, seven hundred ninety-three million, nine hundred ninety-two thousand, eight hundred seventy-one".