51225314050487 has 2 divisors, whose sum is σ = 51225314050488. Its totient is φ = 51225314050486.

The previous prime is 51225314050457. The next prime is 51225314050553. The reversal of 51225314050487 is 78405041352215.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51225314050487 - 2¹⁰ = 51225314049463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51225314050447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25612657025243 + 25612657025244.

It is an arithmetic number, because the mean of its divisors is an integer number (25612657025244).

Almost surely, 2^{51225314050487} is an apocalyptic number.

51225314050487 is a deficient number, since it is larger than the sum of its proper divisors (1).

51225314050487 is an equidigital number, since it uses as much as digits as its factorization.

51225314050487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344000, while the sum is 47.

The spelling of 51225314050487 in words is "fifty-one trillion, two hundred twenty-five billion, three hundred fourteen million, fifty thousand, four hundred eighty-seven".