5101802816249 has 2 divisors, whose sum is σ = 5101802816250. Its totient is φ = 5101802816248.

The previous prime is 5101802816239. The next prime is 5101802816347. The reversal of 5101802816249 is 9426182081015.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4715273275024 + 386529541225 = 2171468^2 + 621715^2 .

It is a cyclic number.

It is not a de Polignac number, because 5101802816249 - 2⁴ = 5101802816233 is a prime.

It is not a weakly prime, because it can be changed into another prime (5101802816239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2550901408124 + 2550901408125.

It is an arithmetic number, because the mean of its divisors is an integer number (2550901408125).

Almost surely, 2^{5101802816249} is an apocalyptic number.

It is an amenable number.

5101802816249 is a deficient number, since it is larger than the sum of its proper divisors (1).

5101802816249 is an equidigital number, since it uses as much as digits as its factorization.

5101802816249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 276480, while the sum is 47.

The spelling of 5101802816249 in words is "five trillion, one hundred one billion, eight hundred two million, eight hundred sixteen thousand, two hundred forty-nine".