25140410353217 has 2 divisors, whose sum is σ = 25140410353218. Its totient is φ = 25140410353216.

The previous prime is 25140410353159. The next prime is 25140410353231. The reversal of 25140410353217 is 71235301404152.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23555452732816 + 1584957620401 = 4853396^2 + 1258951^2 .

It is a cyclic number.

It is not a de Polignac number, because 25140410353217 - 2⁴² = 20742363842113 is a prime.

It is not a weakly prime, because it can be changed into another prime (25140410353237) 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, 12570205176608 + 12570205176609.

It is an arithmetic number, because the mean of its divisors is an integer number (12570205176609).

Almost surely, 2^{25140410353217} is an apocalyptic number.

It is an amenable number.

25140410353217 is a deficient number, since it is larger than the sum of its proper divisors (1).

25140410353217 is an equidigital number, since it uses as much as digits as its factorization.

25140410353217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 38.

Adding to 25140410353217 its reverse (71235301404152), we get a palindrome (96375711757369).

The spelling of 25140410353217 in words is "twenty-five trillion, one hundred forty billion, four hundred ten million, three hundred fifty-three thousand, two hundred seventeen".