51504414305297 has 2 divisors, whose sum is σ = 51504414305298. Its totient is φ = 51504414305296.

The previous prime is 51504414305263. The next prime is 51504414305447. The reversal of 51504414305297 is 79250341440515.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26931782093056 + 24572632212241 = 5189584^2 + 4957079^2 .

It is a cyclic number.

It is not a de Polignac number, because 51504414305297 - 2¹² = 51504414301201 is a prime.

It is not a weakly prime, because it can be changed into another prime (51504414305497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25752207152648 + 25752207152649.

It is an arithmetic number, because the mean of its divisors is an integer number (25752207152649).

Almost surely, 2^{51504414305297} is an apocalyptic number.

It is an amenable number.

51504414305297 is a deficient number, since it is larger than the sum of its proper divisors (1).

51504414305297 is an equidigital number, since it uses as much as digits as its factorization.

51504414305297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024000, while the sum is 50.

The spelling of 51504414305297 in words is "fifty-one trillion, five hundred four billion, four hundred fourteen million, three hundred five thousand, two hundred ninety-seven".