2506130128 has 20 divisors (see below), whose sum is σ = 4968550048. Its totient is φ = 1223923680.

The previous prime is 2506130111. The next prime is 2506130141. The reversal of 2506130128 is 8210316052.

It is a junction number, because it is equal to n+sod(n) for n = 2506130096 and 2506130105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1820628 + ... + 1822003.

Almost surely, 2^2506130128 is an apocalyptic number.

It is an amenable number.

2506130128 is a deficient number, since it is larger than the sum of its proper divisors (2462419920).

2506130128 is a wasteful number, since it uses less digits than its factorization.

2506130128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3642682 (or 3642676 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 2506130128 is about 50061.2637475324. The cubic root of 2506130128 is about 1358.3172179937.

The spelling of 2506130128 in words is "two billion, five hundred six million, one hundred thirty thousand, one hundred twenty-eight".