134680068668 has 12 divisors (see below), whose sum is σ = 235989604872. Its totient is φ = 67254467280.

The previous prime is 134680068667. The next prime is 134680068697. The reversal of 134680068668 is 866860086431.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134680068661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21388223 + ... + 21394518.

It is an arithmetic number, because the mean of its divisors is an integer number (19665800406).

Almost surely, 2^134680068668 is an apocalyptic number.

It is an amenable number.

134680068668 is a deficient number, since it is larger than the sum of its proper divisors (101309536204).

134680068668 is a wasteful number, since it uses less digits than its factorization.

134680068668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42783532 (or 42783530 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 56.

The spelling of 134680068668 in words is "one hundred thirty-four billion, six hundred eighty million, sixty-eight thousand, six hundred sixty-eight".