5218326005 has 12 divisors (see below), whose sum is σ = 6290997636. Its totient is φ = 4155340800.

The previous prime is 5218325989. The next prime is 5218326013. The reversal of 5218326005 is 5006238125.

It can be written as a sum of positive squares in 6 ways, for example, as 19483396 + 5198842609 = 4414^2 + 72103^2 .

It is not a de Polignac number, because 5218326005 - 2⁴ = 5218325989 is a prime.

It is a Duffinian number.

It is a Curzon number.

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, 2506565 + ... + 2508645.

It is an arithmetic number, because the mean of its divisors is an integer number (524249803).

Almost surely, 2^5218326005 is an apocalyptic number.

It is an amenable number.

5218326005 is a deficient number, since it is larger than the sum of its proper divisors (1072671631).

5218326005 is an frugal number, since it uses more digits than its factorization.

5218326005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4408 (or 2327 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 5218326005 is about 72237.9817339881. The cubic root of 5218326005 is about 1734.5110427193.

The spelling of 5218326005 in words is "five billion, two hundred eighteen million, three hundred twenty-six thousand, five".