2505030256 has 10 divisors (see below), whose sum is σ = 4853496152. Its totient is φ = 1252515120.

The previous prime is 2505030233. The next prime is 2505030287. The reversal of 2505030256 is 6520305052.

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 as a sum of consecutive naturals, namely, 78282180 + ... + 78282211.

Almost surely, 2^2505030256 is an apocalyptic number.

It is an amenable number.

2505030256 is a deficient number, since it is larger than the sum of its proper divisors (2348465896).

2505030256 is a wasteful number, since it uses less digits than its factorization.

2505030256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156564399 (or 156564393 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 2505030256 is about 50050.2772819492. The cubic root of 2505030256 is about 1358.1184794863.

The spelling of 2505030256 in words is "two billion, five hundred five million, thirty thousand, two hundred fifty-six".