6488240659 has 2 divisors, whose sum is σ = 6488240660. Its totient is φ = 6488240658.

The previous prime is 6488240653. The next prime is 6488240699. The reversal of 6488240659 is 9560428846.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6488240659 - 2⁹ = 6488240147 is a prime.

It is not a weakly prime, because it can be changed into another prime (6488240653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3244120329 + 3244120330.

It is an arithmetic number, because the mean of its divisors is an integer number (3244120330).

Almost surely, 2^6488240659 is an apocalyptic number.

6488240659 is a deficient number, since it is larger than the sum of its proper divisors (1).

6488240659 is an equidigital number, since it uses as much as digits as its factorization.

6488240659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3317760, while the sum is 52.

The square root of 6488240659 is about 80549.6161319221. The cubic root of 6488240659 is about 1865.1294664392.

The spelling of 6488240659 in words is "six billion, four hundred eighty-eight million, two hundred forty thousand, six hundred fifty-nine".