16663166133 has 8 divisors (see below), whose sum is σ = 22636754208. Its totient is φ = 10899177744.

The previous prime is 16663166129. The next prime is 16663166141. The reversal of 16663166133 is 33166136661.

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

It is not a de Polignac number, because 16663166133 - 2² = 16663166129 is a prime.

It is a super-2 number, since 2×16663166133² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16663166833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52399735 + ... + 52400052.

It is an arithmetic number, because the mean of its divisors is an integer number (2829594276).

Almost surely, 2^16663166133 is an apocalyptic number.

It is an amenable number.

16663166133 is a deficient number, since it is larger than the sum of its proper divisors (5973588075).

16663166133 is a wasteful number, since it uses less digits than its factorization.

16663166133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104799843.

The product of its digits is 209952, while the sum is 42.

The spelling of 16663166133 in words is "sixteen billion, six hundred sixty-three million, one hundred sixty-six thousand, one hundred thirty-three".