7768116529 has 2 divisors, whose sum is σ = 7768116530. Its totient is φ = 7768116528.

The previous prime is 7768116511. The next prime is 7768116547. The reversal of 7768116529 is 9256118677.

It is a balanced prime because it is at equal distance from previous prime (7768116511) and next prime (7768116547).

It can be written as a sum of positive squares in only one way, i.e., 6243370225 + 1524746304 = 79015^2 + 39048^2 .

It is a cyclic number.

It is not a de Polignac number, because 7768116529 - 2²⁷ = 7633898801 is a prime.

It is not a weakly prime, because it can be changed into another prime (7768116569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3884058264 + 3884058265.

It is an arithmetic number, because the mean of its divisors is an integer number (3884058265).

Almost surely, 2^7768116529 is an apocalyptic number.

It is an amenable number.

7768116529 is a deficient number, since it is larger than the sum of its proper divisors (1).

7768116529 is an equidigital number, since it uses as much as digits as its factorization.

7768116529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1270080, while the sum is 52.

The square root of 7768116529 is about 88136.9192166370. The cubic root of 7768116529 is about 1980.4866104100.

The spelling of 7768116529 in words is "seven billion, seven hundred sixty-eight million, one hundred sixteen thousand, five hundred twenty-nine".