14891173198 has 16 divisors (see below), whose sum is σ = 24382863360. Its totient is φ = 6764412600.

The previous prime is 14891173189. The next prime is 14891173211. The reversal of 14891173198 is 89137119841.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179598 + ... + 249073.

It is an arithmetic number, because the mean of its divisors is an integer number (1523928960).

Almost surely, 2^14891173198 is an apocalyptic number.

14891173198 is a deficient number, since it is larger than the sum of its proper divisors (9491690162).

14891173198 is a wasteful number, since it uses less digits than its factorization.

14891173198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430263.

The product of its digits is 435456, while the sum is 52.

The spelling of 14891173198 in words is "fourteen billion, eight hundred ninety-one million, one hundred seventy-three thousand, one hundred ninety-eight".