165016010505005 has 32 divisors (see below), whose sum is σ = 220635510571008. Its totient is φ = 117448429377600.

The previous prime is 165016010504999. The next prime is 165016010505011. The reversal of 165016010505005 is 500505010610561.

It is an interprime number because it is at equal distance from previous prime (165016010504999) and next prime (165016010505011).

It is not a de Polignac number, because 165016010505005 - 2³⁶ = 164947291028269 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 polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28480820 + ... + 33781490.

It is an arithmetic number, because the mean of its divisors is an integer number (6894859705344).

Almost surely, 2^{165016010505005} is an apocalyptic number.

It is an amenable number.

165016010505005 is a deficient number, since it is larger than the sum of its proper divisors (55619500066003).

165016010505005 is a wasteful number, since it uses less digits than its factorization.

165016010505005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5312777.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 165016010505005 in words is "one hundred sixty-five trillion, sixteen billion, ten million, five hundred five thousand, five".