16550058066 has 24 divisors (see below), whose sum is σ = 34601829360. Its totient is φ = 5276829096.

The previous prime is 16550058023. The next prime is 16550058121. The reversal of 16550058066 is 66085005561.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2603956 + ... + 2610303.

It is an arithmetic number, because the mean of its divisors is an integer number (1441742890).

Almost surely, 2^16550058066 is an apocalyptic number.

16550058066 is an abundant number, since it is smaller than the sum of its proper divisors (18051771294).

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

16550058066 is a wasteful number, since it uses less digits than its factorization.

16550058066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5214310 (or 5214287 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 42.

The spelling of 16550058066 in words is "sixteen billion, five hundred fifty million, fifty-eight thousand, sixty-six".