51333425045999 has 2 divisors, whose sum is σ = 51333425046000. Its totient is φ = 51333425045998.

The previous prime is 51333425045953. The next prime is 51333425046037. The reversal of 51333425045999 is 99954052433315.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51333425045999 - 2⁸ = 51333425045743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51333425044999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25666712522999 + 25666712523000.

It is an arithmetic number, because the mean of its divisors is an integer number (25666712523000).

Almost surely, 2^{51333425045999} is an apocalyptic number.

51333425045999 is a deficient number, since it is larger than the sum of its proper divisors (1).

51333425045999 is an equidigital number, since it uses as much as digits as its factorization.

51333425045999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 78732000, while the sum is 62.

The spelling of 51333425045999 in words is "fifty-one trillion, three hundred thirty-three billion, four hundred twenty-five million, forty-five thousand, nine hundred ninety-nine".