134543654198 has 4 divisors (see below), whose sum is σ = 201815481300. Its totient is φ = 67271827098.

The previous prime is 134543654173. The next prime is 134543654207. The reversal of 134543654198 is 891456345431.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33635913548 + ... + 33635913551.

It is an arithmetic number, because the mean of its divisors is an integer number (50453870325).

Almost surely, 2^134543654198 is an apocalyptic number.

134543654198 is a deficient number, since it is larger than the sum of its proper divisors (67271827102).

134543654198 is an equidigital number, since it uses as much as digits as its factorization.

134543654198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67271827101.

The product of its digits is 6220800, while the sum is 53.

The spelling of 134543654198 in words is "one hundred thirty-four billion, five hundred forty-three million, six hundred fifty-four thousand, one hundred ninety-eight".