2556060123 has 4 divisors (see below), whose sum is σ = 3408080168. Its totient is φ = 1704040080.

The previous prime is 2556060121. The next prime is 2556060149. The reversal of 2556060123 is 3210606552.

2556060123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2556060123 - 2¹ = 2556060121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2556060121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426010018 + ... + 426010023.

It is an arithmetic number, because the mean of its divisors is an integer number (852020042).

Almost surely, 2^2556060123 is an apocalyptic number.

2556060123 is a deficient number, since it is larger than the sum of its proper divisors (852020045).

2556060123 is an equidigital number, since it uses as much as digits as its factorization.

2556060123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852020044.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 2556060123 is about 50557.4932428419. The cubic root of 2556060123 is about 1367.2786162973.

Adding to 2556060123 its reverse (3210606552), we get a palindrome (5766666675).

The spelling of 2556060123 in words is "two billion, five hundred fifty-six million, sixty thousand, one hundred twenty-three".