134791673428166 has 4 divisors (see below), whose sum is σ = 202187510142252. Its totient is φ = 67395836714082.

The previous prime is 134791673428133. The next prime is 134791673428169. The reversal of 134791673428166 is 661824376197431.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 134791673428096 and 134791673428105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134791673428169) by changing a digit.

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, 33697918357040 + ... + 33697918357043.

It is an arithmetic number, because the mean of its divisors is an integer number (50546877535563).

Almost surely, 2^{134791673428166} is an apocalyptic number.

134791673428166 is a deficient number, since it is larger than the sum of its proper divisors (67395836714086).

134791673428166 is an equidigital number, since it uses as much as digits as its factorization.

134791673428166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67395836714085.

The product of its digits is 219469824, while the sum is 68.

The spelling of 134791673428166 in words is "one hundred thirty-four trillion, seven hundred ninety-one billion, six hundred seventy-three million, four hundred twenty-eight thousand, one hundred sixty-six".