11430216666 has 80 divisors (see below), whose sum is σ = 29155439808. Its totient is φ = 3313094400.

The previous prime is 11430216619. The next prime is 11430216667. The reversal of 11430216666 is 66661203411.

It is a happy number.

11430216666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11430216666.

It is not an unprimeable number, because it can be changed into a prime (11430216667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 98455 + ... + 180426.

Almost surely, 2^11430216666 is an apocalyptic number.

11430216666 is an abundant number, since it is smaller than the sum of its proper divisors (17725223142).

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

11430216666 is a wasteful number, since it uses less digits than its factorization.

11430216666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278929 (or 278920 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The spelling of 11430216666 in words is "eleven billion, four hundred thirty million, two hundred sixteen thousand, six hundred sixty-six".