11023253666 has 8 divisors (see below), whose sum is σ = 16536263724. Its totient is φ = 5511165760.

The previous prime is 11023253663. The next prime is 11023253701. The reversal of 11023253666 is 66635232011.

It can be written as a sum of positive squares in 2 ways, for example, as 9935903041 + 1087350625 = 99679^2 + 32975^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11023253663) 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, 199835 + ... + 248958.

Almost surely, 2^11023253666 is an apocalyptic number.

11023253666 is a deficient number, since it is larger than the sum of its proper divisors (5513010058).

11023253666 is a wasteful number, since it uses less digits than its factorization.

11023253666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461076.

The product of its (nonzero) digits is 38880, while the sum is 35.

Adding to 11023253666 its reverse (66635232011), we get a palindrome (77658485677).

The spelling of 11023253666 in words is "eleven billion, twenty-three million, two hundred fifty-three thousand, six hundred sixty-six".