6659118001 has 4 divisors (see below), whose sum is σ = 6659376192. Its totient is φ = 6658859812.

The previous prime is 6659117999. The next prime is 6659118019. The reversal of 6659118001 is 1008119566.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6659118001 - 2¹ = 6659117999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6659118071) 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, 85501 + ... + 143626.

It is an arithmetic number, because the mean of its divisors is an integer number (1664844048).

Almost surely, 2^6659118001 is an apocalyptic number.

It is an amenable number.

6659118001 is a deficient number, since it is larger than the sum of its proper divisors (258191).

6659118001 is a wasteful number, since it uses less digits than its factorization.

6659118001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258190.

The product of its (nonzero) digits is 12960, while the sum is 37.

The square root of 6659118001 is about 81603.4190521451. The cubic root of 6659118001 is about 1881.3614328448.

The spelling of 6659118001 in words is "six billion, six hundred fifty-nine million, one hundred eighteen thousand, one".