2505025305 has 32 divisors (see below), whose sum is σ = 4461235200. Its totient is φ = 1333656576.

The previous prime is 2505025283. The next prime is 2505025309. The reversal of 2505025305 is 5035205052.

It is not a de Polignac number, because 2505025305 - 2⁸ = 2505025049 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2505025309) 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 31 ways as a sum of consecutive naturals, for example, 61816 + ... + 93974.

It is an arithmetic number, because the mean of its divisors is an integer number (139413600).

Almost surely, 2^2505025305 is an apocalyptic number.

It is an amenable number.

2505025305 is a deficient number, since it is larger than the sum of its proper divisors (1956209895).

2505025305 is a wasteful number, since it uses less digits than its factorization.

2505025305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32750 (or 32744 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 27.

The square root of 2505025305 is about 50050.2278216593. The cubic root of 2505025305 is about 1358.1175847467.

The spelling of 2505025305 in words is "two billion, five hundred five million, twenty-five thousand, three hundred five".