13866942678 has 8 divisors (see below), whose sum is σ = 27733885368. Its totient is φ = 4622314224.

The previous prime is 13866942667. The next prime is 13866942679. The reversal of 13866942678 is 87624966831.

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

13866942678 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13866942679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1155578551 + ... + 1155578562.

It is an arithmetic number, because the mean of its divisors is an integer number (3466735671).

Almost surely, 2^13866942678 is an apocalyptic number.

13866942678 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13866942678 is a wasteful number, since it uses less digits than its factorization.

13866942678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2311157118.

The product of its digits is 20901888, while the sum is 60.

The spelling of 13866942678 in words is "thirteen billion, eight hundred sixty-six million, nine hundred forty-two thousand, six hundred seventy-eight".