11440163211 has 16 divisors (see below), whose sum is σ = 15631449120. Its totient is φ = 7437966080.

The previous prime is 11440163197. The next prime is 11440163221. The reversal of 11440163211 is 11236104411.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11440163211 - 2²⁹ = 10903292299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11440163221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 341821 + ... + 373793.

It is an arithmetic number, because the mean of its divisors is an integer number (976965570).

Almost surely, 2^11440163211 is an apocalyptic number.

11440163211 is a deficient number, since it is larger than the sum of its proper divisors (4191285909).

11440163211 is a wasteful number, since it uses less digits than its factorization.

11440163211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34926.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 11440163211 its reverse (11236104411), we get a palindrome (22676267622).

The spelling of 11440163211 in words is "eleven billion, four hundred forty million, one hundred sixty-three thousand, two hundred eleven".