216055824488 has 16 divisors (see below), whose sum is σ = 462976766880. Its totient is φ = 92595353328.

The previous prime is 216055824449. The next prime is 216055824503. The reversal of 216055824488 is 884428550612.

It is a happy number.

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 3 ways as a sum of consecutive naturals, for example, 1929069806 + ... + 1929069917.

It is an arithmetic number, because the mean of its divisors is an integer number (28936047930).

Almost surely, 2^216055824488 is an apocalyptic number.

216055824488 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

216055824488 is an abundant number, since it is smaller than the sum of its proper divisors (246920942392).

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

216055824488 is a wasteful number, since it uses less digits than its factorization.

216055824488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3858139736 (or 3858139732 counting only the distinct ones).

The product of its (nonzero) digits is 4915200, while the sum is 53.

The spelling of 216055824488 in words is "two hundred sixteen billion, fifty-five million, eight hundred twenty-four thousand, four hundred eighty-eight".