2605066522055 has 16 divisors (see below), whose sum is σ = 3202452185184. Its totient is φ = 2033142328320.

The previous prime is 2605066521971. The next prime is 2605066522073. The reversal of 2605066522055 is 5502256605062.

It is not a de Polignac number, because 2605066522055 - 2³⁰ = 2603992780231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2605066521997 and 2605066522015.

It is a congruent number.

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, 5243444 + ... + 5718726.

It is an arithmetic number, because the mean of its divisors is an integer number (200153261574).

Almost surely, 2^{2605066522055} is an apocalyptic number.

2605066522055 is a deficient number, since it is larger than the sum of its proper divisors (597385663129).

2605066522055 is a wasteful number, since it uses less digits than its factorization.

2605066522055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502066.

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 2605066522055 in words is "two trillion, six hundred five billion, sixty-six million, five hundred twenty-two thousand, fifty-five".