16662230556 has 24 divisors (see below), whose sum is σ = 38882188800. Its totient is φ = 5553555312.

The previous prime is 16662230539. The next prime is 16662230623. The reversal of 16662230556 is 65503226661.

16662230556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81045 + ... + 199731.

It is an arithmetic number, because the mean of its divisors is an integer number (1620091200).

Almost surely, 2^16662230556 is an apocalyptic number.

It is an amenable number.

16662230556 is an abundant number, since it is smaller than the sum of its proper divisors (22219958244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16662230556 is a wasteful number, since it uses less digits than its factorization.

16662230556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130393 (or 130391 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 16662230556 in words is "sixteen billion, six hundred sixty-two million, two hundred thirty thousand, five hundred fifty-six".