25759593802973 has 2 divisors, whose sum is σ = 25759593802974. Its totient is φ = 25759593802972.

The previous prime is 25759593802861. The next prime is 25759593803039. The reversal of 25759593802973 is 37920839595752.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25692358350169 + 67235452804 = 5068763^2 + 259298^2 .

It is a cyclic number.

It is not a de Polignac number, because 25759593802973 - 2¹² = 25759593798877 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25759593802973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25759593852973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12879796901486 + 12879796901487.

It is an arithmetic number, because the mean of its divisors is an integer number (12879796901487).

Almost surely, 2^{25759593802973} is an apocalyptic number.

It is an amenable number.

25759593802973 is a deficient number, since it is larger than the sum of its proper divisors (1).

25759593802973 is an equidigital number, since it uses as much as digits as its factorization.

25759593802973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1285956000, while the sum is 74.

The spelling of 25759593802973 in words is "twenty-five trillion, seven hundred fifty-nine billion, five hundred ninety-three million, eight hundred two thousand, nine hundred seventy-three".