2556848042 has 16 divisors (see below), whose sum is σ = 4641001920. Its totient is φ = 1031333568.

The previous prime is 2556848009. The next prime is 2556848053. The reversal of 2556848042 is 2408486552.

2556848042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2556847984 and 2556848002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5371292 + ... + 5371767.

It is an arithmetic number, because the mean of its divisors is an integer number (290062620).

Almost surely, 2^2556848042 is an apocalyptic number.

2556848042 is a deficient number, since it is larger than the sum of its proper divisors (2084153878).

2556848042 is a wasteful number, since it uses less digits than its factorization.

2556848042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10743085.

The product of its (nonzero) digits is 614400, while the sum is 44.

The square root of 2556848042 is about 50565.2849492614. The cubic root of 2556848042 is about 1367.4190921432.

The spelling of 2556848042 in words is "two billion, five hundred fifty-six million, eight hundred forty-eight thousand, forty-two".