68068134134 has 32 divisors (see below), whose sum is σ = 137088274176. Its totient is φ = 24480047520.

The previous prime is 68068134133. The next prime is 68068134149. The reversal of 68068134134 is 43143186086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68068134133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16998032 + ... + 17002035.

It is an arithmetic number, because the mean of its divisors is an integer number (4284008568).

Almost surely, 2^68068134134 is an apocalyptic number.

68068134134 is an abundant number, since it is smaller than the sum of its proper divisors (69020140042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68068134134 is a wasteful number, since it uses less digits than its factorization.

68068134134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34000100.

The product of its (nonzero) digits is 331776, while the sum is 44.

It can be divided in two parts, 68068 and 134134, that added together give a palindrome (202202).

The spelling of 68068134134 in words is "sixty-eight billion, sixty-eight million, one hundred thirty-four thousand, one hundred thirty-four".