195838880429 has 2 divisors, whose sum is σ = 195838880430. Its totient is φ = 195838880428.

The previous prime is 195838880401. The next prime is 195838880473. The reversal of 195838880429 is 924088838591.

195838880429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 195539071204 + 299809225 = 442198^2 + 17315^2 .

It is a cyclic number.

It is not a de Polignac number, because 195838880429 - 2¹² = 195838876333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195838882429) 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, 97919440214 + 97919440215.

It is an arithmetic number, because the mean of its divisors is an integer number (97919440215).

Almost surely, 2^195838880429 is an apocalyptic number.

It is an amenable number.

195838880429 is a deficient number, since it is larger than the sum of its proper divisors (1).

195838880429 is an equidigital number, since it uses as much as digits as its factorization.

195838880429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39813120, while the sum is 65.

The spelling of 195838880429 in words is "one hundred ninety-five billion, eight hundred thirty-eight million, eight hundred eighty thousand, four hundred twenty-nine".