2605275045 has 12 divisors (see below), whose sum is σ = 4515810156. Its totient is φ = 1389480000.

The previous prime is 2605275037. The next prime is 2605275137. The reversal of 2605275045 is 5405725062.

2605275045 is a `hidden beast` number, since 2 + 605 + 2 + 7 + 5 + 0 + 45 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 337420161 + 2267854884 = 18369^2 + 47622^2 .

It is not a de Polignac number, because 2605275045 - 2³ = 2605275037 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28947456 + ... + 28947545.

It is an arithmetic number, because the mean of its divisors is an integer number (376317513).

Almost surely, 2^2605275045 is an apocalyptic number.

It is an amenable number.

2605275045 is a deficient number, since it is larger than the sum of its proper divisors (1910535111).

2605275045 is a wasteful number, since it uses less digits than its factorization.

2605275045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57895012 (or 57895009 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 36.

The square root of 2605275045 is about 51041.8949981287. The cubic root of 2605275045 is about 1375.9981812006.

The spelling of 2605275045 in words is "two billion, six hundred five million, two hundred seventy-five thousand, forty-five".