16733933885 has 8 divisors (see below), whose sum is σ = 20409913176. Its totient is φ = 13167685440.

The previous prime is 16733933851. The next prime is 16733933903. The reversal of 16733933885 is 58833933761.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 121044004 + 16612889881 = 11002^2 + 128891^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-16733933885 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16733933885.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27432374 + ... + 27432983.

It is an arithmetic number, because the mean of its divisors is an integer number (2551239147).

Almost surely, 2^16733933885 is an apocalyptic number.

It is an amenable number.

16733933885 is a deficient number, since it is larger than the sum of its proper divisors (3675979291).

16733933885 is an equidigital number, since it uses as much as digits as its factorization.

16733933885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54865423.

The product of its digits is 9797760, while the sum is 56.

The spelling of 16733933885 in words is "sixteen billion, seven hundred thirty-three million, nine hundred thirty-three thousand, eight hundred eighty-five".