216452306723323 has 8 divisors (see below), whose sum is σ = 241621179598656. Its totient is φ = 192198665589000.

The previous prime is 216452306723273. The next prime is 216452306723363. The reversal of 216452306723323 is 323327603254612.

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

It is a cyclic number.

It is not a de Polignac number, because 216452306723323 - 2⁹ = 216452306722811 is a prime.

It is a super-3 number, since 3×216452306723323³ (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (216452306723363) 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, 228807934753 + ... + 228807935698.

It is an arithmetic number, because the mean of its divisors is an integer number (30202647449832).

Almost surely, 2^{216452306723323} is an apocalyptic number.

216452306723323 is a deficient number, since it is larger than the sum of its proper divisors (25168872875333).

216452306723323 is a wasteful number, since it uses less digits than its factorization.

216452306723323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457615870505.

The product of its (nonzero) digits is 6531840, while the sum is 49.

Adding to 216452306723323 its reverse (323327603254612), we get a palindrome (539779909977935).

The spelling of 216452306723323 in words is "two hundred sixteen trillion, four hundred fifty-two billion, three hundred six million, seven hundred twenty-three thousand, three hundred twenty-three".