68485719083 has 2 divisors, whose sum is σ = 68485719084. Its totient is φ = 68485719082.

The previous prime is 68485719067. The next prime is 68485719091. The reversal of 68485719083 is 38091758486.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68485719083 - 2⁴ = 68485719067 is a prime.

It is not a weakly prime, because it can be changed into another prime (68485719383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34242859541 + 34242859542.

It is an arithmetic number, because the mean of its divisors is an integer number (34242859542).

Almost surely, 2^68485719083 is an apocalyptic number.

68485719083 is a deficient number, since it is larger than the sum of its proper divisors (1).

68485719083 is an equidigital number, since it uses as much as digits as its factorization.

68485719083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11612160, while the sum is 59.

The spelling of 68485719083 in words is "sixty-eight billion, four hundred eighty-five million, seven hundred nineteen thousand, eighty-three".