16506550606 has 32 divisors (see below), whose sum is σ = 30480791040. Its totient is φ = 6528530016.

The previous prime is 16506550601. The next prime is 16506550661. The reversal of 16506550606 is 60605560561.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16506550601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1062265 + ... + 1077691.

It is an arithmetic number, because the mean of its divisors is an integer number (952524720).

Almost surely, 2^16506550606 is an apocalyptic number.

16506550606 is a deficient number, since it is larger than the sum of its proper divisors (13974240434).

16506550606 is a wasteful number, since it uses less digits than its factorization.

16506550606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21328.

The product of its (nonzero) digits is 162000, while the sum is 40.

The spelling of 16506550606 in words is "sixteen billion, five hundred six million, five hundred fifty thousand, six hundred six".