7117764671 has 2 divisors, whose sum is σ = 7117764672. Its totient is φ = 7117764670.

The previous prime is 7117764659. The next prime is 7117764707. The reversal of 7117764671 is 1764677117.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7117764671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7117769671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3558882335 + 3558882336.

It is an arithmetic number, because the mean of its divisors is an integer number (3558882336).

Almost surely, 2^7117764671 is an apocalyptic number.

7117764671 is a deficient number, since it is larger than the sum of its proper divisors (1).

7117764671 is an equidigital number, since it uses as much as digits as its factorization.

7117764671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 345744, while the sum is 47.

The square root of 7117764671 is about 84366.8458044983. The cubic root of 7117764671 is about 1923.5989959867.

The spelling of 7117764671 in words is "seven billion, one hundred seventeen million, seven hundred sixty-four thousand, six hundred seventy-one".