216433853733 has 8 divisors (see below), whose sum is σ = 288601239808. Its totient is φ = 144277851744.

The previous prime is 216433853729. The next prime is 216433853833. The reversal of 216433853733 is 337358334612.

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

It is not a de Polignac number, because 216433853733 - 2² = 216433853729 is a prime.

It is a super-2 number, since 2×216433853733² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216433853723) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2801560 + ... + 2877777.

It is an arithmetic number, because the mean of its divisors is an integer number (36075154976).

Almost surely, 2^216433853733 is an apocalyptic number.

It is an amenable number.

216433853733 is a deficient number, since it is larger than the sum of its proper divisors (72167386075).

216433853733 is a wasteful number, since it uses less digits than its factorization.

216433853733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5692043.

The product of its digits is 3265920, while the sum is 48.

The spelling of 216433853733 in words is "two hundred sixteen billion, four hundred thirty-three million, eight hundred fifty-three thousand, seven hundred thirty-three".