5065712812805 has 4 divisors (see below), whose sum is σ = 6078855375372. Its totient is φ = 4052570250240.

The previous prime is 5065712812733. The next prime is 5065712812837. The reversal of 5065712812805 is 5082182175605.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2690495514529 + 2375217298276 = 1640273^2 + 1541174^2 .

It is not a de Polignac number, because 5065712812805 - 2²⁶ = 5065645703941 is a prime.

It is a super-2 number, since 2×5065712812805² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506571281276 + ... + 506571281285.

It is an arithmetic number, because the mean of its divisors is an integer number (1519713843843).

Almost surely, 2^{5065712812805} is an apocalyptic number.

It is an amenable number.

5065712812805 is a deficient number, since it is larger than the sum of its proper divisors (1013142562567).

5065712812805 is a wasteful number, since it uses less digits than its factorization.

5065712812805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013142562566.

The product of its (nonzero) digits is 1344000, while the sum is 50.

The spelling of 5065712812805 in words is "five trillion, sixty-five billion, seven hundred twelve million, eight hundred twelve thousand, eight hundred five".