5255804217 has 4 divisors (see below), whose sum is σ = 7007738960. Its totient is φ = 3503869476.

The previous prime is 5255804189. The next prime is 5255804237. The reversal of 5255804217 is 7124085525.

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 not a de Polignac number, because 5255804217 - 2⁷ = 5255804089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5255804237) 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, 875967367 + ... + 875967372.

It is an arithmetic number, because the mean of its divisors is an integer number (1751934740).

Almost surely, 2^5255804217 is an apocalyptic number.

It is an amenable number.

5255804217 is a deficient number, since it is larger than the sum of its proper divisors (1751934743).

5255804217 is a wasteful number, since it uses less digits than its factorization.

5255804217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1751934742.

The product of its (nonzero) digits is 112000, while the sum is 39.

The square root of 5255804217 is about 72496.9255692957. The cubic root of 5255804217 is about 1738.6535822006.

The spelling of 5255804217 in words is "five billion, two hundred fifty-five million, eight hundred four thousand, two hundred seventeen".