25054133243417 has 2 divisors, whose sum is σ = 25054133243418. Its totient is φ = 25054133243416.

The previous prime is 25054133243413. The next prime is 25054133243521. The reversal of 25054133243417 is 71434233145052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25035822823561 + 18310419856 = 5003581^2 + 135316^2 .

It is a cyclic number.

It is not a de Polignac number, because 25054133243417 - 2² = 25054133243413 is a prime.

It is not a weakly prime, because it can be changed into another prime (25054133243413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12527066621708 + 12527066621709.

It is an arithmetic number, because the mean of its divisors is an integer number (12527066621709).

Almost surely, 2^{25054133243417} is an apocalyptic number.

It is an amenable number.

25054133243417 is a deficient number, since it is larger than the sum of its proper divisors (1).

25054133243417 is an equidigital number, since it uses as much as digits as its factorization.

25054133243417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1209600, while the sum is 44.

Adding to 25054133243417 its reverse (71434233145052), we get a palindrome (96488366388469).

The spelling of 25054133243417 in words is "twenty-five trillion, fifty-four billion, one hundred thirty-three million, two hundred forty-three thousand, four hundred seventeen".