11664554216 has 64 divisors (see below), whose sum is σ = 26838708480. Its totient is φ = 4638735360.

The previous prime is 11664554207. The next prime is 11664554219. The reversal of 11664554216 is 61245546611.

It is not an unprimeable number, because it can be changed into a prime (11664554219) 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, 18695 + ... + 153878.

It is an arithmetic number, because the mean of its divisors is an integer number (419354820).

Almost surely, 2^11664554216 is an apocalyptic number.

It is an amenable number.

11664554216 is an abundant number, since it is smaller than the sum of its proper divisors (15174154264).

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

11664554216 is a wasteful number, since it uses less digits than its factorization.

11664554216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172674 (or 172670 counting only the distinct ones).

The product of its digits is 172800, while the sum is 41.

The spelling of 11664554216 in words is "eleven billion, six hundred sixty-four million, five hundred fifty-four thousand, two hundred sixteen".