25026437713 has 2 divisors, whose sum is σ = 25026437714. Its totient is φ = 25026437712.

The previous prime is 25026437699. The next prime is 25026437717. The reversal of 25026437713 is 31773462052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20958931984 + 4067505729 = 144772^2 + 63777^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25026437713 is a prime.

It is not a weakly prime, because it can be changed into another prime (25026437717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12513218856 + 12513218857.

It is an arithmetic number, because the mean of its divisors is an integer number (12513218857).

Almost surely, 2^25026437713 is an apocalyptic number.

It is an amenable number.

25026437713 is a deficient number, since it is larger than the sum of its proper divisors (1).

25026437713 is an equidigital number, since it uses as much as digits as its factorization.

25026437713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211680, while the sum is 40.

Adding to 25026437713 its reverse (31773462052), we get a palindrome (56799899765).

The spelling of 25026437713 in words is "twenty-five billion, twenty-six million, four hundred thirty-seven thousand, seven hundred thirteen".