2556510055 has 8 divisors (see below), whose sum is σ = 3346704144. Its totient is φ = 1859280000.

The previous prime is 2556510043. The next prime is 2556510083. The reversal of 2556510055 is 5500156552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2556510055 - 2⁷ = 2556509927 is a prime.

It is a super-2 number, since 2×2556510055² = 13071487322632206050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2556510055.

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 in 7 ways as a sum of consecutive naturals, for example, 23240946 + ... + 23241055.

It is an arithmetic number, because the mean of its divisors is an integer number (418338018).

Almost surely, 2^2556510055 is an apocalyptic number.

2556510055 is a deficient number, since it is larger than the sum of its proper divisors (790194089).

2556510055 is a wasteful number, since it uses less digits than its factorization.

2556510055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46482017.

The product of its (nonzero) digits is 37500, while the sum is 34.

The square root of 2556510055 is about 50561.9427534188. The cubic root of 2556510055 is about 1367.3588369338.

The spelling of 2556510055 in words is "two billion, five hundred fifty-six million, five hundred ten thousand, fifty-five".