16555650156 has 48 divisors (see below), whose sum is σ = 42929654880. Its totient is φ = 5517573120.

The previous prime is 16555650143. The next prime is 16555650193. The reversal of 16555650156 is 65105655561.

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 15 ways as a sum of consecutive naturals, for example, 856276 + ... + 875396.

It is an arithmetic number, because the mean of its divisors is an integer number (894367810).

Almost surely, 2^16555650156 is an apocalyptic number.

It is an amenable number.

16555650156 is an abundant number, since it is smaller than the sum of its proper divisors (26374004724).

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

16555650156 is a wasteful number, since it uses less digits than its factorization.

16555650156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27151 (or 27143 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 45.

The spelling of 16555650156 in words is "sixteen billion, five hundred fifty-five million, six hundred fifty thousand, one hundred fifty-six".