7659664297 has 2 divisors, whose sum is σ = 7659664298. Its totient is φ = 7659664296.

The previous prime is 7659664219. The next prime is 7659664303. The reversal of 7659664297 is 7924669567.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6691894416 + 967769881 = 81804^2 + 31109^2 .

It is a cyclic number.

It is not a de Polignac number, because 7659664297 - 2⁷ = 7659664169 is a prime.

It is not a weakly prime, because it can be changed into another prime (7659664097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3829832148 + 3829832149.

It is an arithmetic number, because the mean of its divisors is an integer number (3829832149).

Almost surely, 2^7659664297 is an apocalyptic number.

It is an amenable number.

7659664297 is a deficient number, since it is larger than the sum of its proper divisors (1).

7659664297 is an equidigital number, since it uses as much as digits as its factorization.

7659664297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34292160, while the sum is 61.

The square root of 7659664297 is about 87519.5080939101. The cubic root of 7659664297 is about 1971.2267258843.

The spelling of 7659664297 in words is "seven billion, six hundred fifty-nine million, six hundred sixty-four thousand, two hundred ninety-seven".