6517825897 has 8 divisors (see below), whose sum is σ = 7117133472. Its totient is φ = 5919648000.

The previous prime is 6517825879. The next prime is 6517825901. The reversal of 6517825897 is 7985287156.

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

It is a cyclic number.

It is not a de Polignac number, because 6517825897 - 2¹¹ = 6517823849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6517825837) 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, 270328 + ... + 293449.

It is an arithmetic number, because the mean of its divisors is an integer number (889641684).

Almost surely, 2^6517825897 is an apocalyptic number.

It is an amenable number.

6517825897 is a deficient number, since it is larger than the sum of its proper divisors (599307575).

6517825897 is a wasteful number, since it uses less digits than its factorization.

6517825897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564839.

The product of its digits is 8467200, while the sum is 58.

The square root of 6517825897 is about 80733.0533115155. The cubic root of 6517825897 is about 1867.9600560684.

The spelling of 6517825897 in words is "six billion, five hundred seventeen million, eight hundred twenty-five thousand, eight hundred ninety-seven".