11265101666 has 32 divisors (see below), whose sum is σ = 21221558400. Its totient is φ = 4456520208.

The previous prime is 11265101651. The next prime is 11265101669. The reversal of 11265101666 is 66610156211.

It is not an unprimeable number, because it can be changed into a prime (11265101669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 622676 + ... + 640511.

It is an arithmetic number, because the mean of its divisors is an integer number (663173700).

Almost surely, 2^11265101666 is an apocalyptic number.

11265101666 is a deficient number, since it is larger than the sum of its proper divisors (9956456734).

11265101666 is a wasteful number, since it uses less digits than its factorization.

11265101666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263223 (or 1263209 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 35.

Adding to 11265101666 its reverse (66610156211), we get a palindrome (77875257877).

The spelling of 11265101666 in words is "eleven billion, two hundred sixty-five million, one hundred one thousand, six hundred sixty-six".