11044423666 has 16 divisors (see below), whose sum is σ = 16955082144. Its totient is φ = 5392777824.

The previous prime is 11044423657. The next prime is 11044423699. The reversal of 11044423666 is 66632444011.

It is a super-2 number, since 2×11044423666² (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 7 ways as a sum of consecutive naturals, for example, 679365 + ... + 695431.

It is an arithmetic number, because the mean of its divisors is an integer number (1059692634).

Almost surely, 2^11044423666 is an apocalyptic number.

11044423666 is a deficient number, since it is larger than the sum of its proper divisors (5910658478).

11044423666 is a wasteful number, since it uses less digits than its factorization.

11044423666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24105.

The product of its (nonzero) digits is 82944, while the sum is 37.

Adding to 11044423666 its reverse (66632444011), we get a palindrome (77676867677).

The spelling of 11044423666 in words is "eleven billion, forty-four million, four hundred twenty-three thousand, six hundred sixty-six".