6517670071706 has 4 divisors (see below), whose sum is σ = 9776505107562. Its totient is φ = 3258835035852.

The previous prime is 6517670071681. The next prime is 6517670071709. The reversal of 6517670071706 is 6071700767156.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 4932108097225 + 1585561974481 = 2220835^2 + 1259191^2 .

It is a super-2 number, since 2×6517670071706² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6517670071709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1629417517925 + ... + 1629417517928.

Almost surely, 2^{6517670071706} is an apocalyptic number.

6517670071706 is a deficient number, since it is larger than the sum of its proper divisors (3258835035856).

6517670071706 is a wasteful number, since it uses less digits than its factorization.

6517670071706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3258835035855.

The product of its (nonzero) digits is 2593080, while the sum is 53.

The spelling of 6517670071706 in words is "six trillion, five hundred seventeen billion, six hundred seventy million, seventy-one thousand, seven hundred six".