68876917338 has 16 divisors (see below), whose sum is σ = 138144076416. Its totient is φ = 22893932160.

The previous prime is 68876917313. The next prime is 68876917367. The reversal of 68876917338 is 83371967886.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16257778 + ... + 16262013.

It is an arithmetic number, because the mean of its divisors is an integer number (8634004776).

Almost surely, 2^68876917338 is an apocalyptic number.

68876917338 is an abundant number, since it is smaller than the sum of its proper divisors (69267159078).

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

68876917338 is a wasteful number, since it uses less digits than its factorization.

68876917338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32520149.

The product of its digits is 73156608, while the sum is 66.

The spelling of 68876917338 in words is "sixty-eight billion, eight hundred seventy-six million, nine hundred seventeen thousand, three hundred thirty-eight".