5051213883851 has 2 divisors, whose sum is σ = 5051213883852. Its totient is φ = 5051213883850.

The previous prime is 5051213883817. The next prime is 5051213883901. The reversal of 5051213883851 is 1583883121505.

It is an a-pointer prime, because the next prime (5051213883901) can be obtained adding 5051213883851 to its sum of digits (50).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5051213883851 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5051213883851.

It is not a weakly prime, because it can be changed into another prime (5051213883811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2525606941925 + 2525606941926.

It is an arithmetic number, because the mean of its divisors is an integer number (2525606941926).

Almost surely, 2^{5051213883851} is an apocalyptic number.

5051213883851 is a deficient number, since it is larger than the sum of its proper divisors (1).

5051213883851 is an equidigital number, since it uses as much as digits as its factorization.

5051213883851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152000, while the sum is 50.

The spelling of 5051213883851 in words is "five trillion, fifty-one billion, two hundred thirteen million, eight hundred eighty-three thousand, eight hundred fifty-one".