5256563233 has 4 divisors (see below), whose sum is σ = 5277505968. Its totient is φ = 5235620500.

The previous prime is 5256563209. The next prime is 5256563239. The reversal of 5256563233 is 3323656525.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5256563233 - 2⁹ = 5256562721 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5256563239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10470991 + ... + 10471492.

It is an arithmetic number, because the mean of its divisors is an integer number (1319376492).

Almost surely, 2^5256563233 is an apocalyptic number.

It is an amenable number.

5256563233 is a deficient number, since it is larger than the sum of its proper divisors (20942735).

5256563233 is a wasteful number, since it uses less digits than its factorization.

5256563233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20942734.

The product of its digits is 486000, while the sum is 40.

The square root of 5256563233 is about 72502.1601954038. The cubic root of 5256563233 is about 1738.7372739511.

The spelling of 5256563233 in words is "five billion, two hundred fifty-six million, five hundred sixty-three thousand, two hundred thirty-three".