216765088 has 24 divisors (see below), whose sum is σ = 427109760. Its totient is φ = 108292800.

The previous prime is 216765083. The next prime is 216765097. The reversal of 216765088 is 880567612.

It is not an unprimeable number, because it can be changed into a prime (216765083) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 54363 + ... + 58213.

It is an arithmetic number, because the mean of its divisors is an integer number (17796240).

Almost surely, 2^216765088 is an apocalyptic number.

It is an amenable number.

216765088 is a deficient number, since it is larger than the sum of its proper divisors (210344672).

216765088 is a wasteful number, since it uses less digits than its factorization.

216765088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5620 (or 5612 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 43.

The square root of 216765088 is about 14722.9442707632. The cubic root of 216765088 is about 600.7075800376.

The spelling of 216765088 in words is "two hundred sixteen million, seven hundred sixty-five thousand, eighty-eight".