25071441401 has 2 divisors, whose sum is σ = 25071441402. Its totient is φ = 25071441400.

The previous prime is 25071441389. The next prime is 25071441413. The reversal of 25071441401 is 10414417052.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (25071441389) and next prime (25071441413).

It can be written as a sum of positive squares in only one way, i.e., 15537871801 + 9533569600 = 124651^2 + 97640^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25071441401 is a prime.

It is not a weakly prime, because it can be changed into another prime (25071441491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12535720700 + 12535720701.

It is an arithmetic number, because the mean of its divisors is an integer number (12535720701).

Almost surely, 2^25071441401 is an apocalyptic number.

It is an amenable number.

25071441401 is a deficient number, since it is larger than the sum of its proper divisors (1).

25071441401 is an equidigital number, since it uses as much as digits as its factorization.

25071441401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4480, while the sum is 29.

Adding to 25071441401 its reverse (10414417052), we get a palindrome (35485858453).

The spelling of 25071441401 in words is "twenty-five billion, seventy-one million, four hundred forty-one thousand, four hundred one".