11233444668 has 12 divisors (see below), whose sum is σ = 26211370920. Its totient is φ = 3744481552.

The previous prime is 11233444609. The next prime is 11233444687. The reversal of 11233444668 is 86644433211.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 468060183 + ... + 468060206.

It is an arithmetic number, because the mean of its divisors is an integer number (2184280910).

Almost surely, 2^11233444668 is an apocalyptic number.

It is an amenable number.

11233444668 is an abundant number, since it is smaller than the sum of its proper divisors (14977926252).

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

11233444668 is a wasteful number, since it uses less digits than its factorization.

11233444668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936120396 (or 936120394 counting only the distinct ones).

The product of its digits is 331776, while the sum is 42.

Adding to 11233444668 its reverse (86644433211), we get a palindrome (97877877879).

The spelling of 11233444668 in words is "eleven billion, two hundred thirty-three million, four hundred forty-four thousand, six hundred sixty-eight".