2505460205 has 4 divisors (see below), whose sum is σ = 3006552252. Its totient is φ = 2004368160.

The previous prime is 2505460201. The next prime is 2505460241. The reversal of 2505460205 is 5020645052.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 930799081 + 1574661124 = 30509^2 + 39682^2 .

It is not a de Polignac number, because 2505460205 - 2² = 2505460201 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2505460201) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 250546016 + ... + 250546025.

It is an arithmetic number, because the mean of its divisors is an integer number (751638063).

Almost surely, 2^2505460205 is an apocalyptic number.

It is an amenable number.

2505460205 is a deficient number, since it is larger than the sum of its proper divisors (501092047).

2505460205 is an equidigital number, since it uses as much as digits as its factorization.

2505460205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501092046.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 2505460205 is about 50054.5722686749. The cubic root of 2505460205 is about 1358.1961749255.

The spelling of 2505460205 in words is "two billion, five hundred five million, four hundred sixty thousand, two hundred five".