51030351004427 has 2 divisors, whose sum is σ = 51030351004428. Its totient is φ = 51030351004426.

The previous prime is 51030351004403. The next prime is 51030351004447. The reversal of 51030351004427 is 72440015303015.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51030351004427 - 2³⁰ = 51029277262603 is a prime.

It is not a weakly prime, because it can be changed into another prime (51030351004447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25515175502213 + 25515175502214.

It is an arithmetic number, because the mean of its divisors is an integer number (25515175502214).

Almost surely, 2^{51030351004427} is an apocalyptic number.

51030351004427 is a deficient number, since it is larger than the sum of its proper divisors (1).

51030351004427 is an equidigital number, since it uses as much as digits as its factorization.

51030351004427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 35.

The spelling of 51030351004427 in words is "fifty-one trillion, thirty billion, three hundred fifty-one million, four thousand, four hundred twenty-seven".