16656000006 has 16 divisors (see below), whose sum is σ = 33313868784. Its totient is φ = 5551688544.

The previous prime is 16655999993. The next prime is 16656000007. The reversal of 16656000006 is 60000065661.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16656000007) 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, 55600 + ... + 190796.

It is an arithmetic number, because the mean of its divisors is an integer number (2082116799).

Almost surely, 2^16656000006 is an apocalyptic number.

16656000006 is an abundant number, since it is smaller than the sum of its proper divisors (16657868778).

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

16656000006 is a wasteful number, since it uses less digits than its factorization.

16656000006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155735.

The product of its (nonzero) digits is 6480, while the sum is 30.

Adding to 16656000006 its reverse (60000065661), we get a palindrome (76656065667).

The spelling of 16656000006 in words is "sixteen billion, six hundred fifty-six million, six", and thus it is an aban number.