11554650660 has 48 divisors (see below), whose sum is σ = 36974883456. Its totient is φ = 2641062912.

The previous prime is 11554650643. The next prime is 11554650707. The reversal of 11554650660 is 6605645511.

11554650660 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 13755117 + ... + 13755956.

It is an arithmetic number, because the mean of its divisors is an integer number (770310072).

Almost surely, 2^11554650660 is an apocalyptic number.

11554650660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11554650660 is an abundant number, since it is smaller than the sum of its proper divisors (25420232796).

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

11554650660 is a wasteful number, since it uses less digits than its factorization.

11554650660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27511092 (or 27511090 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 39.

The spelling of 11554650660 in words is "eleven billion, five hundred fifty-four million, six hundred fifty thousand, six hundred sixty".