16550643343075 has 48 divisors (see below), whose sum is σ = 22197312745344. Its totient is φ = 12193798348800.

The previous prime is 16550643343043. The next prime is 16550643343099. The reversal of 16550643343075 is 57034334605561.

It is not a de Polignac number, because 16550643343075 - 2⁵ = 16550643343043 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 91734955 + ... + 91915195.

It is an arithmetic number, because the mean of its divisors is an integer number (462444015528).

Almost surely, 2^{16550643343075} is an apocalyptic number.

16550643343075 is a deficient number, since it is larger than the sum of its proper divisors (5646669402269).

16550643343075 is a wasteful number, since it uses less digits than its factorization.

16550643343075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184912 (or 184907 counting only the distinct ones).

The product of its (nonzero) digits is 13608000, while the sum is 52.

The spelling of 16550643343075 in words is "sixteen trillion, five hundred fifty billion, six hundred forty-three million, three hundred forty-three thousand, seventy-five".