7695968647 has 2 divisors, whose sum is σ = 7695968648. Its totient is φ = 7695968646.

The previous prime is 7695968603. The next prime is 7695968669. The reversal of 7695968647 is 7468695967.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7695968647 - 2¹¹ = 7695966599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7695938647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3847984323 + 3847984324.

It is an arithmetic number, because the mean of its divisors is an integer number (3847984324).

Almost surely, 2^7695968647 is an apocalyptic number.

7695968647 is a deficient number, since it is larger than the sum of its proper divisors (1).

7695968647 is an equidigital number, since it uses as much as digits as its factorization.

7695968647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 137168640, while the sum is 67.

The square root of 7695968647 is about 87726.6701009448. The cubic root of 7695968647 is about 1974.3361457998.

The spelling of 7695968647 in words is "seven billion, six hundred ninety-five million, nine hundred sixty-eight thousand, six hundred forty-seven".