11042440206 has 32 divisors (see below), whose sum is σ = 25283662080. Its totient is φ = 3149508096.

The previous prime is 11042440183. The next prime is 11042440207. The reversal of 11042440206 is 60204424011.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11042440207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203596 + ... + 252063.

It is an arithmetic number, because the mean of its divisors is an integer number (790114440).

Almost surely, 2^11042440206 is an apocalyptic number.

11042440206 is an abundant number, since it is smaller than the sum of its proper divisors (14241221874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11042440206 is a wasteful number, since it uses less digits than its factorization.

11042440206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456248.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 11042440206 its reverse (60204424011), we get a palindrome (71246864217).

The spelling of 11042440206 in words is "eleven billion, forty-two million, four hundred forty thousand, two hundred six".