5051245012409 has 2 divisors, whose sum is σ = 5051245012410. Its totient is φ = 5051245012408.

The previous prime is 5051245012403. The next prime is 5051245012433. The reversal of 5051245012409 is 9042105421505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3476721972409 + 1574523040000 = 1864597^2 + 1254800^2 .

It is a cyclic number.

It is not a de Polignac number, because 5051245012409 - 2²⁰ = 5051243963833 is a prime.

It is not a weakly prime, because it can be changed into another prime (5051245012403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2525622506204 + 2525622506205.

It is an arithmetic number, because the mean of its divisors is an integer number (2525622506205).

Almost surely, 2^{5051245012409} is an apocalyptic number.

It is an amenable number.

5051245012409 is a deficient number, since it is larger than the sum of its proper divisors (1).

5051245012409 is an equidigital number, since it uses as much as digits as its factorization.

5051245012409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72000, while the sum is 38.

The spelling of 5051245012409 in words is "five trillion, fifty-one billion, two hundred forty-five million, twelve thousand, four hundred nine".