134243396686 has 16 divisors (see below), whose sum is σ = 233372828160. Its totient is φ = 56722561560.

The previous prime is 134243396659. The next prime is 134243396717. The reversal of 134243396686 is 686693342431.

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, 67525866 + ... + 67527853.

It is an arithmetic number, because the mean of its divisors is an integer number (14585801760).

Almost surely, 2^134243396686 is an apocalyptic number.

134243396686 is a deficient number, since it is larger than the sum of its proper divisors (99129431474).

134243396686 is a wasteful number, since it uses less digits than its factorization.

134243396686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135053799.

The product of its digits is 13436928, while the sum is 55.

The spelling of 134243396686 in words is "one hundred thirty-four billion, two hundred forty-three million, three hundred ninety-six thousand, six hundred eighty-six".