11006615005 has 4 divisors (see below), whose sum is σ = 13207938012. Its totient is φ = 8805292000.

The previous prime is 11006614999. The next prime is 11006615033. The reversal of 11006615005 is 50051660011.

11006615005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4070057209 + 6936557796 = 63797^2 + 83286^2 .

It is not a de Polignac number, because 11006615005 - 2⁵ = 11006614973 is a prime.

It is a super-2 number, since 2×11006615005² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1100661496 + ... + 1100661505.

It is an arithmetic number, because the mean of its divisors is an integer number (3301984503).

Almost surely, 2^11006615005 is an apocalyptic number.

It is an amenable number.

11006615005 is a deficient number, since it is larger than the sum of its proper divisors (2201323007).

11006615005 is an equidigital number, since it uses as much as digits as its factorization.

11006615005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2201323006.

The product of its (nonzero) digits is 900, while the sum is 25.

The spelling of 11006615005 in words is "eleven billion, six million, six hundred fifteen thousand, five".