216480543 has 8 divisors (see below), whose sum is σ = 294782208. Its totient is φ = 141249624.

The previous prime is 216480497. The next prime is 216480553. The reversal of 216480543 is 345084612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 216480543 - 2¹³ = 216472351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216480553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 767521 + ... + 767802.

It is an arithmetic number, because the mean of its divisors is an integer number (36847776).

Almost surely, 2^216480543 is an apocalyptic number.

216480543 is a deficient number, since it is larger than the sum of its proper divisors (78301665).

216480543 is a wasteful number, since it uses less digits than its factorization.

216480543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1535373.

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 216480543 is about 14713.2777789315. The cubic root of 216480543 is about 600.4446176661. Note that the first 3 decimals are identical.

The spelling of 216480543 in words is "two hundred sixteen million, four hundred eighty thousand, five hundred forty-three".