2530398807697 has 2 divisors, whose sum is σ = 2530398807698. Its totient is φ = 2530398807696.

The previous prime is 2530398807589. The next prime is 2530398807719. The reversal of 2530398807697 is 7967088930352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2442706423056 + 87692384641 = 1562916^2 + 296129^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2530398807697 is a prime.

It is not a weakly prime, because it can be changed into another prime (2530398807197) 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, 1265199403848 + 1265199403849.

It is an arithmetic number, because the mean of its divisors is an integer number (1265199403849).

Almost surely, 2^{2530398807697} is an apocalyptic number.

It is an amenable number.

2530398807697 is a deficient number, since it is larger than the sum of its proper divisors (1).

2530398807697 is an equidigital number, since it uses as much as digits as its factorization.

2530398807697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 137168640, while the sum is 67.

The spelling of 2530398807697 in words is "two trillion, five hundred thirty billion, three hundred ninety-eight million, eight hundred seven thousand, six hundred ninety-seven".