68372013814177 has 2 divisors, whose sum is σ = 68372013814178. Its totient is φ = 68372013814176.

The previous prime is 68372013814151. The next prime is 68372013814211. The reversal of 68372013814177 is 77141831027386.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54676914739456 + 13695099074721 = 7394384^2 + 3700689^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-68372013814177 is a prime.

It is not a weakly prime, because it can be changed into another prime (68372013884177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34186006907088 + 34186006907089.

It is an arithmetic number, because the mean of its divisors is an integer number (34186006907089).

Almost surely, 2^{68372013814177} is an apocalyptic number.

It is an amenable number.

68372013814177 is a deficient number, since it is larger than the sum of its proper divisors (1).

68372013814177 is an equidigital number, since it uses as much as digits as its factorization.

68372013814177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9483264, while the sum is 58.

The spelling of 68372013814177 in words is "sixty-eight trillion, three hundred seventy-two billion, thirteen million, eight hundred fourteen thousand, one hundred seventy-seven".