68424851214823 has 2 divisors, whose sum is σ = 68424851214824. Its totient is φ = 68424851214822.

The previous prime is 68424851214781. The next prime is 68424851214833. The reversal of 68424851214823 is 32841215842486.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68424851214823 - 2²¹ = 68424849117671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68424851214833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34212425607411 + 34212425607412.

It is an arithmetic number, because the mean of its divisors is an integer number (34212425607412).

Almost surely, 2^{68424851214823} is an apocalyptic number.

68424851214823 is a deficient number, since it is larger than the sum of its proper divisors (1).

68424851214823 is an equidigital number, since it uses as much as digits as its factorization.

68424851214823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23592960, while the sum is 58.

The spelling of 68424851214823 in words is "sixty-eight trillion, four hundred twenty-four billion, eight hundred fifty-one million, two hundred fourteen thousand, eight hundred twenty-three".