192685881601 has 2 divisors, whose sum is σ = 192685881602. Its totient is φ = 192685881600.

The previous prime is 192685881571. The next prime is 192685881617. The reversal of 192685881601 is 106188586291.

192685881601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 438960²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 192685881600 + 1 = 438960^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 192685881601 - 2¹¹ = 192685879553 is a prime.

It is not a weakly prime, because it can be changed into another prime (192685881671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96342940800 + 96342940801.

It is an arithmetic number, because the mean of its divisors is an integer number (96342940801).

Almost surely, 2^192685881601 is an apocalyptic number.

It is an amenable number.

192685881601 is a deficient number, since it is larger than the sum of its proper divisors (1).

192685881601 is an equidigital number, since it uses as much as digits as its factorization.

192685881601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1658880, while the sum is 55.

The spelling of 192685881601 in words is "one hundred ninety-two billion, six hundred eighty-five million, eight hundred eighty-one thousand, six hundred one".