68817713976416 has 24 divisors (see below), whose sum is σ = 135532698386904. Its totient is φ = 34396711211520.

The previous prime is 68817713976391. The next prime is 68817713976419. The reversal of 68817713976416 is 61467931771886.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68817713976419) 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, 379463450 + ... + 379644761.

It is an arithmetic number, because the mean of its divisors is an integer number (5647195766121).

Almost surely, 2^{68817713976416} is an apocalyptic number.

It is an amenable number.

68817713976416 is a deficient number, since it is larger than the sum of its proper divisors (66714984410488).

68817713976416 is a wasteful number, since it uses less digits than its factorization.

68817713976416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759111054 (or 759111046 counting only the distinct ones).

The product of its digits is 512096256, while the sum is 74.

The spelling of 68817713976416 in words is "sixty-eight trillion, eight hundred seventeen billion, seven hundred thirteen million, nine hundred seventy-six thousand, four hundred sixteen".