13841287198 has 4 divisors (see below), whose sum is σ = 20761930800. Its totient is φ = 6920643598.

The previous prime is 13841287189. The next prime is 13841287199. The reversal of 13841287198 is 89178214831.

It is a semiprime because it is the product of two primes.

It is a nialpdrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13841287199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3460321798 + ... + 3460321801.

It is an arithmetic number, because the mean of its divisors is an integer number (5190482700).

Almost surely, 2^13841287198 is an apocalyptic number.

13841287198 is a deficient number, since it is larger than the sum of its proper divisors (6920643602).

13841287198 is an equidigital number, since it uses as much as digits as its factorization.

13841287198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6920643601.

The product of its digits is 774144, while the sum is 52.

The spelling of 13841287198 in words is "thirteen billion, eight hundred forty-one million, two hundred eighty-seven thousand, one hundred ninety-eight".