51441454289 has 2 divisors, whose sum is σ = 51441454290. Its totient is φ = 51441454288.

The previous prime is 51441454237. The next prime is 51441454301. The reversal of 51441454289 is 98245414415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50931462400 + 509991889 = 225680^2 + 22583^2 .

It is a cyclic number.

It is not a de Polignac number, because 51441454289 - 2¹⁶ = 51441388753 is a prime.

It is not a weakly prime, because it can be changed into another prime (51441454189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25720727144 + 25720727145.

It is an arithmetic number, because the mean of its divisors is an integer number (25720727145).

Almost surely, 2^51441454289 is an apocalyptic number.

It is an amenable number.

51441454289 is a deficient number, since it is larger than the sum of its proper divisors (1).

51441454289 is an equidigital number, since it uses as much as digits as its factorization.

51441454289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 921600, while the sum is 47.

The spelling of 51441454289 in words is "fifty-one billion, four hundred forty-one million, four hundred fifty-four thousand, two hundred eighty-nine".