7696881737 has 2 divisors, whose sum is σ = 7696881738. Its totient is φ = 7696881736.

The previous prime is 7696881719. The next prime is 7696881739. The reversal of 7696881737 is 7371886967.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7220070841 + 476810896 = 84971^2 + 21836^2 .

It is an emirp because it is prime and its reverse (7371886967) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7696881737 - 2⁸ = 7696881481 is a prime.

Together with 7696881739, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7696881737.

It is not a weakly prime, because it can be changed into another prime (7696881739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3848440868 + 3848440869.

It is an arithmetic number, because the mean of its divisors is an integer number (3848440869).

Almost surely, 2^7696881737 is an apocalyptic number.

It is an amenable number.

7696881737 is a deficient number, since it is larger than the sum of its proper divisors (1).

7696881737 is an equidigital number, since it uses as much as digits as its factorization.

7696881737 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21337344, while the sum is 62.

The square root of 7696881737 is about 87731.8741222368. The cubic root of 7696881737 is about 1974.4142245699.

The spelling of 7696881737 in words is "seven billion, six hundred ninety-six million, eight hundred eighty-one thousand, seven hundred thirty-seven".