16000605055565 has 16 divisors (see below), whose sum is σ = 20677788625536. Its totient is φ = 11815783636800.

The previous prime is 16000605055537. The next prime is 16000605055597. The reversal of 16000605055565 is 56555050600061.

It is a de Polignac number, because none of the positive numbers 2^k-16000605055565 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29453450 + ... + 29991780.

It is an arithmetic number, because the mean of its divisors is an integer number (1292361789096).

Almost surely, 2^{16000605055565} is an apocalyptic number.

It is an amenable number.

16000605055565 is a deficient number, since it is larger than the sum of its proper divisors (4677183569971).

16000605055565 is a wasteful number, since it uses less digits than its factorization.

16000605055565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 995620.

The product of its (nonzero) digits is 675000, while the sum is 44.

The spelling of 16000605055565 in words is "sixteen trillion, six hundred five million, fifty-five thousand, five hundred sixty-five".