6548316317 has 4 divisors (see below), whose sum is σ = 6575487996. Its totient is φ = 6521144640.

The previous prime is 6548316289. The next prime is 6548316337. The reversal of 6548316317 is 7136138456.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2445401401 + 4102914916 = 49451^2 + 64054^2 .

It is a cyclic number.

It is not a de Polignac number, because 6548316317 - 2¹⁶ = 6548250781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6548316337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13585478 + ... + 13585959.

It is an arithmetic number, because the mean of its divisors is an integer number (1643871999).

Almost surely, 2^6548316317 is an apocalyptic number.

It is an amenable number.

6548316317 is a deficient number, since it is larger than the sum of its proper divisors (27171679).

6548316317 is a wasteful number, since it uses less digits than its factorization.

6548316317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27171678.

The product of its digits is 362880, while the sum is 44.

The square root of 6548316317 is about 80921.6677843456. The cubic root of 6548316317 is about 1870.8683011337.

The spelling of 6548316317 in words is "six billion, five hundred forty-eight million, three hundred sixteen thousand, three hundred seventeen".