2016602066505 has 16 divisors (see below), whose sum is σ = 3474760484160. Its totient is φ = 992788709568.

The previous prime is 2016602066503. The next prime is 2016602066519. The reversal of 2016602066505 is 5056602066102.

It is a happy number.

It is not a de Polignac number, because 2016602066505 - 2¹ = 2016602066503 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2016602066503) 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, 5170774335 + ... + 5170774724.

It is an arithmetic number, because the mean of its divisors is an integer number (217172530260).

Almost surely, 2^{2016602066505} is an apocalyptic number.

It is an amenable number.

2016602066505 is a deficient number, since it is larger than the sum of its proper divisors (1458158417655).

2016602066505 is a wasteful number, since it uses less digits than its factorization.

2016602066505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10341549080.

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 2016602066505 in words is "two trillion, sixteen billion, six hundred two million, sixty-six thousand, five hundred five".