2556000423 has 6 divisors (see below), whose sum is σ = 3692000624. Its totient is φ = 1704000276.

The previous prime is 2556000407. The next prime is 2556000529. The reversal of 2556000423 is 3240006552.

2556000423 is a `hidden beast` number, since 2 + 55 + 600 + 0 + 4 + 2 + 3 = 666.

2556000423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2556000423 - 2⁴ = 2556000407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2556000323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 142000015 + ... + 142000032.

Almost surely, 2^2556000423 is an apocalyptic number.

2556000423 is a deficient number, since it is larger than the sum of its proper divisors (1136000201).

2556000423 is a wasteful number, since it uses less digits than its factorization.

2556000423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284000053 (or 284000050 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 2556000423 is about 50556.9028224633. The cubic root of 2556000423 is about 1367.2679713770.

Adding to 2556000423 its reverse (3240006552), we get a palindrome (5796006975).

The spelling of 2556000423 in words is "two billion, five hundred fifty-six million, four hundred twenty-three", and thus it is an aban number.