6517426317 has 8 divisors (see below), whose sum is σ = 8692525440. Its totient is φ = 4343639040.

The previous prime is 6517426313. The next prime is 6517426319. The reversal of 6517426317 is 7136247156.

It is a happy number.

6517426317 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6517426317 - 2² = 6517426313 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6517426313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316309 + ... + 336282.

It is an arithmetic number, because the mean of its divisors is an integer number (1086565680).

Almost surely, 2^6517426317 is an apocalyptic number.

It is an amenable number.

6517426317 is a deficient number, since it is larger than the sum of its proper divisors (2175099123).

6517426317 is a wasteful number, since it uses less digits than its factorization.

6517426317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655923.

The product of its digits is 211680, while the sum is 42.

The square root of 6517426317 is about 80730.5785746640. The cubic root of 6517426317 is about 1867.9218830771.

The spelling of 6517426317 in words is "six billion, five hundred seventeen million, four hundred twenty-six thousand, three hundred seventeen".