5200681782731 has 2 divisors, whose sum is σ = 5200681782732. Its totient is φ = 5200681782730.

The previous prime is 5200681782613. The next prime is 5200681782749. The reversal of 5200681782731 is 1372871860025.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5200681782731 - 2¹⁴ = 5200681766347 is a prime.

It is a super-2 number, since 2×5200681782731² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5200681782731.

It is not a weakly prime, because it can be changed into another prime (5200681782761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2600340891365 + 2600340891366.

It is an arithmetic number, because the mean of its divisors is an integer number (2600340891366).

Almost surely, 2^{5200681782731} is an apocalyptic number.

5200681782731 is a deficient number, since it is larger than the sum of its proper divisors (1).

5200681782731 is an equidigital number, since it uses as much as digits as its factorization.

5200681782731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1128960, while the sum is 50.

The spelling of 5200681782731 in words is "five trillion, two hundred billion, six hundred eighty-one million, seven hundred eighty-two thousand, seven hundred thirty-one".