16043332636 has 48 divisors (see below), whose sum is σ = 29050060032. Its totient is φ = 7747632000.

The previous prime is 16043332621. The next prime is 16043332639. The reversal of 16043332636 is 63623334061.

It is a junction number, because it is equal to n+sod(n) for n = 16043332595 and 16043332604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16043332639) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8592175 + ... + 8594041.

It is an arithmetic number, because the mean of its divisors is an integer number (605209584).

Almost surely, 2^16043332636 is an apocalyptic number.

It is an amenable number.

16043332636 is a deficient number, since it is larger than the sum of its proper divisors (13006727396).

16043332636 is a wasteful number, since it uses less digits than its factorization.

16043332636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2410 (or 2408 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 37.

Adding to 16043332636 its reverse (63623334061), we get a palindrome (79666666697).

The spelling of 16043332636 in words is "sixteen billion, forty-three million, three hundred thirty-two thousand, six hundred thirty-six".