216055368 has 48 divisors (see below), whose sum is σ = 604032000. Its totient is φ = 69694560.

The previous prime is 216055339. The next prime is 216055387. The reversal of 216055368 is 863550612.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46168 + ... + 50631.

It is an arithmetic number, because the mean of its divisors is an integer number (12584000).

Almost surely, 2^216055368 is an apocalyptic number.

It is an amenable number.

216055368 is an abundant number, since it is smaller than the sum of its proper divisors (387976632).

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

216055368 is a wasteful number, since it uses less digits than its factorization.

216055368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96842 (or 96835 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 216055368 is about 14698.8219936157. The cubic root of 216055368 is about 600.0512622868.

The spelling of 216055368 in words is "two hundred sixteen million, fifty-five thousand, three hundred sixty-eight".