7967704669 has 2 divisors, whose sum is σ = 7967704670. Its totient is φ = 7967704668.

The previous prime is 7967704639. The next prime is 7967704697. The reversal of 7967704669 is 9664077697.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7967704644 + 25 = 89262^2 + 5^2 .

It is an emirp because it is prime and its reverse (9664077697) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7967704669 - 2⁵ = 7967704637 is a prime.

It is a super-2 number, since 2×7967704669² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7967704639) 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, 3983852334 + 3983852335.

It is an arithmetic number, because the mean of its divisors is an integer number (3983852335).

Almost surely, 2^7967704669 is an apocalyptic number.

It is an amenable number.

7967704669 is a deficient number, since it is larger than the sum of its proper divisors (1).

7967704669 is an equidigital number, since it uses as much as digits as its factorization.

7967704669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24004512, while the sum is 61.

The square root of 7967704669 is about 89262.0001400372. Note that the first 3 decimals coincide. The cubic root of 7967704669 is about 1997.3050927852.

The spelling of 7967704669 in words is "seven billion, nine hundred sixty-seven million, seven hundred four thousand, six hundred sixty-nine".