68736522367 has 2 divisors, whose sum is σ = 68736522368. Its totient is φ = 68736522366.

The previous prime is 68736522359. The next prime is 68736522397. The reversal of 68736522367 is 76322563786.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68736522367 - 2³ = 68736522359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68736522317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34368261183 + 34368261184.

It is an arithmetic number, because the mean of its divisors is an integer number (34368261184).

Almost surely, 2^68736522367 is an apocalyptic number.

68736522367 is a deficient number, since it is larger than the sum of its proper divisors (1).

68736522367 is an equidigital number, since it uses as much as digits as its factorization.

68736522367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15240960, while the sum is 55.

The spelling of 68736522367 in words is "sixty-eight billion, seven hundred thirty-six million, five hundred twenty-two thousand, three hundred sixty-seven".