11166533516 has 24 divisors (see below), whose sum is σ = 20023309824. Its totient is φ = 5445659520.

The previous prime is 11166533509. The next prime is 11166533519. The reversal of 11166533516 is 61533566111.

11166533516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 11166533516.

It is not an unprimeable number, because it can be changed into a prime (11166533519) 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 7 ways as a sum of consecutive naturals, for example, 896306 + ... + 908678.

It is an arithmetic number, because the mean of its divisors is an integer number (834304576).

Almost surely, 2^11166533516 is an apocalyptic number.

It is an amenable number.

11166533516 is a deficient number, since it is larger than the sum of its proper divisors (8856776308).

11166533516 is a wasteful number, since it uses less digits than its factorization.

11166533516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17921 (or 17919 counting only the distinct ones).

The product of its digits is 48600, while the sum is 38.

The spelling of 11166533516 in words is "eleven billion, one hundred sixty-six million, five hundred thirty-three thousand, five hundred sixteen".