68068140734132 has 72 divisors (see below), whose sum is σ = 151258975364448. Its totient is φ = 26503447320000.

The previous prime is 68068140734029. The next prime is 68068140734141. The reversal of 68068140734132 is 23143704186086.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6441494 + ... + 13327757.

It is an arithmetic number, because the mean of its divisors is an integer number (2100819102284).

Almost surely, 2^{68068140734132} is an apocalyptic number.

It is an amenable number.

68068140734132 is an abundant number, since it is smaller than the sum of its proper divisors (83190834630316).

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

68068140734132 is a wasteful number, since it uses less digits than its factorization.

68068140734132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19770877 (or 19770868 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 53.

The spelling of 68068140734132 in words is "sixty-eight trillion, sixty-eight billion, one hundred forty million, seven hundred thirty-four thousand, one hundred thirty-two".