6601045011 has 48 divisors (see below), whose sum is σ = 10123491840. Its totient is φ = 3815856000.

The previous prime is 6601044979. The next prime is 6601045019. The reversal of 6601045011 is 1105401066.

It is not a de Polignac number, because 6601045011 - 2⁵ = 6601044979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6601045019) 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 47 ways as a sum of consecutive naturals, for example, 3664311 + ... + 3666111.

It is an arithmetic number, because the mean of its divisors is an integer number (210906080).

Almost surely, 2^6601045011 is an apocalyptic number.

6601045011 is a deficient number, since it is larger than the sum of its proper divisors (3522446829).

6601045011 is a wasteful number, since it uses less digits than its factorization.

6601045011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2288 (or 2277 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 6601045011 is about 81246.8153898970. The cubic root of 6601045011 is about 1875.8764505501.

Adding to 6601045011 its reverse (1105401066), we get a palindrome (7706446077).

The spelling of 6601045011 in words is "six billion, six hundred one million, forty-five thousand, eleven".