11255444066 has 8 divisors (see below), whose sum is σ = 17294950764. Its totient is φ = 5490460480.

The previous prime is 11255444047. The next prime is 11255444077. The reversal of 11255444066 is 66044455211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10862016841 + 393427225 = 104221^2 + 19835^2 .

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

It is a super-2 number, since 2×11255444066² (a number of 21 digits) contains 22 as substring.

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, 68630675 + ... + 68630838.

Almost surely, 2^11255444066 is an apocalyptic number.

11255444066 is a deficient number, since it is larger than the sum of its proper divisors (6039506698).

11255444066 is a wasteful number, since it uses less digits than its factorization.

11255444066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137261556.

The product of its (nonzero) digits is 115200, while the sum is 38.

Adding to 11255444066 its reverse (66044455211), we get a palindrome (77299899277).

The spelling of 11255444066 in words is "eleven billion, two hundred fifty-five million, four hundred forty-four thousand, sixty-six".