16484394843 has 24 divisors (see below), whose sum is σ = 27216105696. Its totient is φ = 9418348800.

The previous prime is 16484394793. The next prime is 16484394847. The reversal of 16484394843 is 34849348461.

16484394843 is a `hidden beast` number, since 164 + 8 + 439 + 4 + 8 + 43 = 666.

It is not a de Polignac number, because 16484394843 - 2⁸ = 16484394587 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16484394843.

It is not an unprimeable number, because it can be changed into a prime (16484394847) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 613123 + ... + 639443.

It is an arithmetic number, because the mean of its divisors is an integer number (1134004404).

Almost surely, 2^16484394843 is an apocalyptic number.

16484394843 is a deficient number, since it is larger than the sum of its proper divisors (10731710853).

16484394843 is a wasteful number, since it uses less digits than its factorization.

16484394843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36275 (or 36272 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 54.

The spelling of 16484394843 in words is "sixteen billion, four hundred eighty-four million, three hundred ninety-four thousand, eight hundred forty-three".