3995933181797 has 2 divisors, whose sum is σ = 3995933181798. Its totient is φ = 3995933181796.

The previous prime is 3995933181703. The next prime is 3995933181847. The reversal of 3995933181797 is 7971813395993.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3629764177636 + 366169004161 = 1905194^2 + 605119^2 .

It is a cyclic number.

It is not a de Polignac number, because 3995933181797 - 2¹⁸ = 3995932919653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3995933181197) 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, 1997966590898 + 1997966590899.

It is an arithmetic number, because the mean of its divisors is an integer number (1997966590899).

Almost surely, 2^{3995933181797} is an apocalyptic number.

It is an amenable number.

3995933181797 is a deficient number, since it is larger than the sum of its proper divisors (1).

3995933181797 is an equidigital number, since it uses as much as digits as its factorization.

3995933181797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 347208120, while the sum is 74.

The spelling of 3995933181797 in words is "three trillion, nine hundred ninety-five billion, nine hundred thirty-three million, one hundred eighty-one thousand, seven hundred ninety-seven".