68157430047367 has 2 divisors, whose sum is σ = 68157430047368. Its totient is φ = 68157430047366.

The previous prime is 68157430047319. The next prime is 68157430047407. The reversal of 68157430047367 is 76374003475186.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68157430047367 - 2³⁵ = 68123070308999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68157430047767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34078715023683 + 34078715023684.

It is an arithmetic number, because the mean of its divisors is an integer number (34078715023684).

Almost surely, 2^{68157430047367} is an apocalyptic number.

68157430047367 is a deficient number, since it is larger than the sum of its proper divisors (1).

68157430047367 is an equidigital number, since it uses as much as digits as its factorization.

68157430047367 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 71124480, while the sum is 61.

The spelling of 68157430047367 in words is "sixty-eight trillion, one hundred fifty-seven billion, four hundred thirty million, forty-seven thousand, three hundred sixty-seven".