11331144404 has 12 divisors (see below), whose sum is σ = 19830332928. Its totient is φ = 5665335000.

The previous prime is 11331144403. The next prime is 11331144421. The reversal of 11331144404 is 40444113311.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331144403) 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, 89879 + ... + 175329.

It is an arithmetic number, because the mean of its divisors is an integer number (1652527744).

Almost surely, 2^11331144404 is an apocalyptic number.

It is an amenable number.

11331144404 is a deficient number, since it is larger than the sum of its proper divisors (8499188524).

11331144404 is a wasteful number, since it uses less digits than its factorization.

11331144404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118606 (or 118604 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 11331144404 its reverse (40444113311), we get a palindrome (51775257715).

The spelling of 11331144404 in words is "eleven billion, three hundred thirty-one million, one hundred forty-four thousand, four hundred four".