51441205051 has 2 divisors, whose sum is σ = 51441205052. Its totient is φ = 51441205050.

The previous prime is 51441205037. The next prime is 51441205091. The reversal of 51441205051 is 15050214415.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51441205051 - 2¹⁷ = 51441073979 is a prime.

It is not a weakly prime, because it can be changed into another prime (51441205031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25720602525 + 25720602526.

It is an arithmetic number, because the mean of its divisors is an integer number (25720602526).

Almost surely, 2^51441205051 is an apocalyptic number.

51441205051 is a deficient number, since it is larger than the sum of its proper divisors (1).

51441205051 is an equidigital number, since it uses as much as digits as its factorization.

51441205051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4000, while the sum is 28.

Adding to 51441205051 its reverse (15050214415), we get a palindrome (66491419466).

The spelling of 51441205051 in words is "fifty-one billion, four hundred forty-one million, two hundred five thousand, fifty-one".