216168751300843 has 4 divisors (see below), whose sum is σ = 235820455964568. Its totient is φ = 196517046637120.

The previous prime is 216168751300783. The next prime is 216168751300877. The reversal of 216168751300843 is 348003157861612.

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

It is not a de Polignac number, because 216168751300843 - 2²¹ = 216168749203691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (216168751300543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9825852331846 + ... + 9825852331867.

It is an arithmetic number, because the mean of its divisors is an integer number (58955113991142).

Almost surely, 2^{216168751300843} is an apocalyptic number.

216168751300843 is a deficient number, since it is larger than the sum of its proper divisors (19651704663725).

216168751300843 is a wasteful number, since it uses less digits than its factorization.

216168751300843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19651704663724.

The product of its (nonzero) digits is 5806080, while the sum is 55.

The spelling of 216168751300843 in words is "two hundred sixteen trillion, one hundred sixty-eight billion, seven hundred fifty-one million, three hundred thousand, eight hundred forty-three".