7713646631 has 2 divisors, whose sum is σ = 7713646632. Its totient is φ = 7713646630.

The previous prime is 7713646609. The next prime is 7713646649. The reversal of 7713646631 is 1366463177.

It is a strong prime.

It is an emirp because it is prime and its reverse (1366463177) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7713646631 - 2³⁰ = 6639904807 is a prime.

It is a super-2 number, since 2×7713646631² (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 (7713646601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3856823315 + 3856823316.

It is an arithmetic number, because the mean of its divisors is an integer number (3856823316).

Almost surely, 2^7713646631 is an apocalyptic number.

7713646631 is a deficient number, since it is larger than the sum of its proper divisors (1).

7713646631 is an equidigital number, since it uses as much as digits as its factorization.

7713646631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 381024, while the sum is 44.

The square root of 7713646631 is about 87827.3683483685. The cubic root of 7713646631 is about 1975.8467025780.

The spelling of 7713646631 in words is "seven billion, seven hundred thirteen million, six hundred forty-six thousand, six hundred thirty-one".