16631078705066 has 8 divisors (see below), whose sum is σ = 28510420637280. Its totient is φ = 7127605159308.

The previous prime is 16631078705051. The next prime is 16631078705089. The reversal of 16631078705066 is 66050787013661.

16631078705066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 593967096596 + ... + 593967096623.

It is an arithmetic number, because the mean of its divisors is an integer number (3563802579660).

Almost surely, 2^{16631078705066} is an apocalyptic number.

16631078705066 is a deficient number, since it is larger than the sum of its proper divisors (11879341932214).

16631078705066 is a wasteful number, since it uses less digits than its factorization.

16631078705066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1187934193228.

The product of its (nonzero) digits is 7620480, while the sum is 56.

The spelling of 16631078705066 in words is "sixteen trillion, six hundred thirty-one billion, seventy-eight million, seven hundred five thousand, sixty-six".