2556512084 has 24 divisors (see below), whose sum is σ = 5217374400. Its totient is φ = 1095647448.

The previous prime is 2556512083. The next prime is 2556512117. The reversal of 2556512084 is 4802156552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2556512083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 930302 + ... + 933045.

It is an arithmetic number, because the mean of its divisors is an integer number (217390600).

Almost surely, 2^2556512084 is an apocalyptic number.

It is an amenable number.

2556512084 is an abundant number, since it is smaller than the sum of its proper divisors (2660862316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2556512084 is a wasteful number, since it uses less digits than its factorization.

2556512084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1863372 (or 1863356 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 38.

The square root of 2556512084 is about 50561.9628179128. The cubic root of 2556512084 is about 1367.3591986731.

The spelling of 2556512084 in words is "two billion, five hundred fifty-six million, five hundred twelve thousand, eighty-four".