55644216768288 has 96 divisors (see below), whose sum is σ = 171842434182720. Its totient is φ = 17457009177600.

The previous prime is 55644216768281. The next prime is 55644216768347. The reversal of 55644216768288 is 88286761244655.

It is a happy number.

55644216768288 is a `hidden beast` number, since 5 + 5 + 6 + 4 + 421 + 67 + 68 + 2 + 88 = 666.

55644216768288 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is not an unprimeable number, because it can be changed into a prime (55644216768281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1894192038 + ... + 1894221413.

It is an arithmetic number, because the mean of its divisors is an integer number (1790025356070).

Almost surely, 2^{55644216768288} is an apocalyptic number.

It is an amenable number.

55644216768288 is an abundant number, since it is smaller than the sum of its proper divisors (116198217414432).

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

55644216768288 is a wasteful number, since it uses less digits than its factorization.

55644216768288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3788413487 (or 3788413473 counting only the distinct ones).

The product of its digits is 1238630400, while the sum is 72.

The spelling of 55644216768288 in words is "fifty-five trillion, six hundred forty-four billion, two hundred sixteen million, seven hundred sixty-eight thousand, two hundred eighty-eight".