16881530733796 has 27 divisors (see below), whose sum is σ = 29619395722371. Its totient is φ = 8418902899704.

The previous prime is 16881530733779. The next prime is 16881530733839. The reversal of 16881530733796 is 69733703518861.

The square root of 16881530733796 is 4108714.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3443099881 + ... + 3443104783.

Almost surely, 2^{16881530733796} is an apocalyptic number.

16881530733796 is the 4108714-th square number.

It is an amenable number.

16881530733796 is a deficient number, since it is larger than the sum of its proper divisors (12737864988575).

16881530733796 is an frugal number, since it uses more digits than its factorization.

16881530733796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10648 (or 5324 counting only the distinct ones).

The product of its (nonzero) digits is 137168640, while the sum is 67.

The spelling of 16881530733796 in words is "sixteen trillion, eight hundred eighty-one billion, five hundred thirty million, seven hundred thirty-three thousand, seven hundred ninety-six".