8196693677 has 2 divisors, whose sum is σ = 8196693678. Its totient is φ = 8196693676.

The previous prime is 8196693671. The next prime is 8196693679. The reversal of 8196693677 is 7763966918.

8196693677 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7593205321 + 603488356 = 87139^2 + 24566^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8196693677 is a prime.

Together with 8196693679, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8196693671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4098346838 + 4098346839.

It is an arithmetic number, because the mean of its divisors is an integer number (4098346839).

Almost surely, 2^8196693677 is an apocalyptic number.

It is an amenable number.

8196693677 is a deficient number, since it is larger than the sum of its proper divisors (1).

8196693677 is an equidigital number, since it uses as much as digits as its factorization.

8196693677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20575296, while the sum is 62.

The square root of 8196693677 is about 90535.5934260112. The cubic root of 8196693677 is about 2016.2586103907.

The spelling of 8196693677 in words is "eight billion, one hundred ninety-six million, six hundred ninety-three thousand, six hundred seventy-seven".