6642097417 has 8 divisors (see below), whose sum is σ = 6874461440. Its totient is φ = 6410864880.

The previous prime is 6642097411. The next prime is 6642097519. The reversal of 6642097417 is 7147902466.

6642097417 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 a cyclic number.

It is not a de Polignac number, because 6642097417 - 2³¹ = 4494613769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6642097411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270918 + ... + 294415.

It is an arithmetic number, because the mean of its divisors is an integer number (859307680).

Almost surely, 2^6642097417 is an apocalyptic number.

It is an amenable number.

6642097417 is a deficient number, since it is larger than the sum of its proper divisors (232364023).

6642097417 is a wasteful number, since it uses less digits than its factorization.

6642097417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565743.

The product of its (nonzero) digits is 508032, while the sum is 46.

The square root of 6642097417 is about 81499.0639025995. The cubic root of 6642097417 is about 1879.7571567458.

The spelling of 6642097417 in words is "six billion, six hundred forty-two million, ninety-seven thousand, four hundred seventeen".