216453328283 has 4 divisors (see below), whose sum is σ = 216809924160. Its totient is φ = 216096732408.

The previous prime is 216453328253. The next prime is 216453328313. The reversal of 216453328283 is 382823354612.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (216453328253) and next prime (216453328313).

It is a cyclic number.

It is not a de Polignac number, because 216453328283 - 2²⁸ = 216184892827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (216453328243) 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 3 ways as a sum of consecutive naturals, for example, 178297028 + ... + 178298241.

It is an arithmetic number, because the mean of its divisors is an integer number (54202481040).

Almost surely, 2^216453328283 is an apocalyptic number.

216453328283 is a deficient number, since it is larger than the sum of its proper divisors (356595877).

216453328283 is an equidigital number, since it uses as much as digits as its factorization.

216453328283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356595876.

The product of its digits is 1658880, while the sum is 47.

The spelling of 216453328283 in words is "two hundred sixteen billion, four hundred fifty-three million, three hundred twenty-eight thousand, two hundred eighty-three".