16984438652 has 6 divisors (see below), whose sum is σ = 29722767648. Its totient is φ = 8492219324.

The previous prime is 16984438633. The next prime is 16984438661. The reversal of 16984438652 is 25683448961.

It is a congruent number.

It is an unprimeable number.

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, 2123054828 + ... + 2123054835.

It is an arithmetic number, because the mean of its divisors is an integer number (4953794608).

Almost surely, 2^16984438652 is an apocalyptic number.

It is an amenable number.

16984438652 is a deficient number, since it is larger than the sum of its proper divisors (12738328996).

16984438652 is a wasteful number, since it uses less digits than its factorization.

16984438652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4246109667 (or 4246109665 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 56.

The spelling of 16984438652 in words is "sixteen billion, nine hundred eighty-four million, four hundred thirty-eight thousand, six hundred fifty-two".