5312215340125 has 8 divisors (see below), whose sum is σ = 6629644744632. Its totient is φ = 4249772272000.

The previous prime is 5312215340111. The next prime is 5312215340129. The reversal of 5312215340125 is 5210435122135.

It can be written as a sum of positive squares in 4 ways, for example, as 635709614596 + 4676505725529 = 797314^2 + 2162523^2 .

It is not a de Polignac number, because 5312215340125 - 2¹⁷ = 5312215209053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5312215340129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21248861236 + ... + 21248861485.

It is an arithmetic number, because the mean of its divisors is an integer number (828705593079).

Almost surely, 2^{5312215340125} is an apocalyptic number.

It is an amenable number.

5312215340125 is a deficient number, since it is larger than the sum of its proper divisors (1317429404507).

5312215340125 is an equidigital number, since it uses as much as digits as its factorization.

5312215340125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42497722736 (or 42497722726 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The spelling of 5312215340125 in words is "five trillion, three hundred twelve billion, two hundred fifteen million, three hundred forty thousand, one hundred twenty-five".