7696572397 has 2 divisors, whose sum is σ = 7696572398. Its totient is φ = 7696572396.

The previous prime is 7696572341. The next prime is 7696572431. The reversal of 7696572397 is 7932756967.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7474294116 + 222278281 = 86454^2 + 14909^2 .

It is an emirp because it is prime and its reverse (7932756967) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7696572397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7696570397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3848286198 + 3848286199.

It is an arithmetic number, because the mean of its divisors is an integer number (3848286199).

Almost surely, 2^7696572397 is an apocalyptic number.

It is an amenable number.

7696572397 is a deficient number, since it is larger than the sum of its proper divisors (1).

7696572397 is an equidigital number, since it uses as much as digits as its factorization.

7696572397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30005640, while the sum is 61.

The square root of 7696572397 is about 87730.1111192731. Note that the first 5 decimals coincide. The cubic root of 7696572397 is about 1974.3877734477.

The spelling of 7696572397 in words is "seven billion, six hundred ninety-six million, five hundred seventy-two thousand, three hundred ninety-seven".