5255212005 has 12 divisors (see below), whose sum is σ = 9109034220. Its totient is φ = 2802779712.

The previous prime is 5255211959. The next prime is 5255212087. The reversal of 5255212005 is 5002125525.

It can be written as a sum of positive squares in 2 ways, for example, as 852756804 + 4402455201 = 29202^2 + 66351^2 .

It is not a de Polignac number, because 5255212005 - 2¹⁰ = 5255210981 is a prime.

It is a super-2 number, since 2×5255212005² = 55234506434992240050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5255212005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58391200 + ... + 58391289.

It is an arithmetic number, because the mean of its divisors is an integer number (759086185).

Almost surely, 2^5255212005 is an apocalyptic number.

It is an amenable number.

5255212005 is a deficient number, since it is larger than the sum of its proper divisors (3853822215).

5255212005 is a wasteful number, since it uses less digits than its factorization.

5255212005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116782500 (or 116782497 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 27.

The square root of 5255212005 is about 72492.8410603420. The cubic root of 5255212005 is about 1738.5882772445.

The spelling of 5255212005 in words is "five billion, two hundred fifty-five million, two hundred twelve thousand, five".