11550556132 has 6 divisors (see below), whose sum is σ = 20213473238. Its totient is φ = 5775278064.

The previous prime is 11550556123. The next prime is 11550556151. The reversal of 11550556132 is 23165505511.

It can be written as a sum of positive squares in only one way, i.e., 9048955876 + 2501600256 = 95126^2 + 50016^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1443819513 + ... + 1443819520.

Almost surely, 2^11550556132 is an apocalyptic number.

It is an amenable number.

11550556132 is a deficient number, since it is larger than the sum of its proper divisors (8662917106).

11550556132 is a wasteful number, since it uses less digits than its factorization.

11550556132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2887639037 (or 2887639035 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 34.

The spelling of 11550556132 in words is "eleven billion, five hundred fifty million, five hundred fifty-six thousand, one hundred thirty-two".