16065843333844 has 6 divisors (see below), whose sum is σ = 28115225834234. Its totient is φ = 8032921666920.

The previous prime is 16065843333821. The next prime is 16065843333847. The reversal of 16065843333844 is 44833334856061.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 12942006250000 + 3123837083844 = 3597500^2 + 1767438^2 .

It is a super-2 number, since 2×16065843333844² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16065843333847) 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 as a sum of consecutive naturals, namely, 2008230416727 + ... + 2008230416734.

Almost surely, 2^{16065843333844} is an apocalyptic number.

It is an amenable number.

16065843333844 is a deficient number, since it is larger than the sum of its proper divisors (12049382500390).

16065843333844 is a wasteful number, since it uses less digits than its factorization.

16065843333844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4016460833465 (or 4016460833463 counting only the distinct ones).

The product of its (nonzero) digits is 59719680, while the sum is 58.

The spelling of 16065843333844 in words is "sixteen trillion, sixty-five billion, eight hundred forty-three million, three hundred thirty-three thousand, eight hundred forty-four".