2556252223 has 16 divisors (see below), whose sum is σ = 3059352576. Its totient is φ = 2088313920.

The previous prime is 2556252199. The next prime is 2556252239. The reversal of 2556252223 is 3222526552.

2556252223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-2556252223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2556252623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16990 + ... + 73492.

It is an arithmetic number, because the mean of its divisors is an integer number (191209536).

Almost surely, 2^2556252223 is an apocalyptic number.

2556252223 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2556252223 is a deficient number, since it is larger than the sum of its proper divisors (503100353).

2556252223 is a wasteful number, since it uses less digits than its factorization.

2556252223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56814.

The product of its digits is 72000, while the sum is 34.

The square root of 2556252223 is about 50559.3930244421. The cubic root of 2556252223 is about 1367.3128679228.

Adding to 2556252223 its reverse (3222526552), we get a palindrome (5778778775).

It can be divided in two parts, 2 and 556252223, that added together give a square (556252225 = 23585²).

The spelling of 2556252223 in words is "two billion, five hundred fifty-six million, two hundred fifty-two thousand, two hundred twenty-three".