25452143347 has 2 divisors, whose sum is σ = 25452143348. Its totient is φ = 25452143346.

The previous prime is 25452143293. The next prime is 25452143377. The reversal of 25452143347 is 74334125452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25452143347 - 2³¹ = 23304659699 is a prime.

It is not a weakly prime, because it can be changed into another prime (25452143377) 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, 12726071673 + 12726071674.

It is an arithmetic number, because the mean of its divisors is an integer number (12726071674).

Almost surely, 2^25452143347 is an apocalyptic number.

25452143347 is a deficient number, since it is larger than the sum of its proper divisors (1).

25452143347 is an equidigital number, since it uses as much as digits as its factorization.

25452143347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 403200, while the sum is 40.

Adding to 25452143347 its reverse (74334125452), we get a palindrome (99786268799).

The spelling of 25452143347 in words is "twenty-five billion, four hundred fifty-two million, one hundred forty-three thousand, three hundred forty-seven".