7697999863 has 2 divisors, whose sum is σ = 7697999864. Its totient is φ = 7697999862.

The previous prime is 7697999861. The next prime is 7697999941. The reversal of 7697999863 is 3689997967.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7697999863 - 2¹ = 7697999861 is a prime.

Together with 7697999861, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7697999861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3848999931 + 3848999932.

It is an arithmetic number, because the mean of its divisors is an integer number (3848999932).

Almost surely, 2^7697999863 is an apocalyptic number.

7697999863 is a deficient number, since it is larger than the sum of its proper divisors (1).

7697999863 is an equidigital number, since it uses as much as digits as its factorization.

7697999863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 277766496, while the sum is 73.

The square root of 7697999863 is about 87738.2462954440. The cubic root of 7697999863 is about 1974.5098276579.

The spelling of 7697999863 in words is "seven billion, six hundred ninety-seven million, nine hundred ninety-nine thousand, eight hundred sixty-three".