6530117647 has 2 divisors, whose sum is σ = 6530117648. Its totient is φ = 6530117646.

The previous prime is 6530117621. The next prime is 6530117723. The reversal of 6530117647 is 7467110356.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6530117647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6530117147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3265058823 + 3265058824.

It is an arithmetic number, because the mean of its divisors is an integer number (3265058824).

Almost surely, 2^6530117647 is an apocalyptic number.

6530117647 is a deficient number, since it is larger than the sum of its proper divisors (1).

6530117647 is an equidigital number, since it uses as much as digits as its factorization.

6530117647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 6530117647 is about 80809.1433378674. The cubic root of 6530117647 is about 1869.1335598310.

The spelling of 6530117647 in words is "six billion, five hundred thirty million, one hundred seventeen thousand, six hundred forty-seven".