13868664198 has 8 divisors (see below), whose sum is σ = 27737328408. Its totient is φ = 4622888064.

The previous prime is 13868664193. The next prime is 13868664217. The reversal of 13868664198 is 89146686831.

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

13868664198 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13868664193) 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, 1155722011 + ... + 1155722022.

It is an arithmetic number, because the mean of its divisors is an integer number (3467166051).

Almost surely, 2^13868664198 is an apocalyptic number.

13868664198 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.

13868664198 is a wasteful number, since it uses less digits than its factorization.

13868664198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2311444038.

The product of its digits is 11943936, while the sum is 60.

It can be divided in two parts, 13868664 and 198, that multiplied together give a palindrome (2745995472).

The spelling of 13868664198 in words is "thirteen billion, eight hundred sixty-eight million, six hundred sixty-four thousand, one hundred ninety-eight".