25035586013 has 2 divisors, whose sum is σ = 25035586014. Its totient is φ = 25035586012.

The previous prime is 25035586003. The next prime is 25035586031. The reversal of 25035586013 is 31068553052.

Together with next prime (25035586031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14253255769 + 10782330244 = 119387^2 + 103838^2 .

It is a cyclic number.

It is not a de Polignac number, because 25035586013 - 2¹⁰ = 25035584989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25035586003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12517793006 + 12517793007.

It is an arithmetic number, because the mean of its divisors is an integer number (12517793007).

Almost surely, 2^25035586013 is an apocalyptic number.

It is an amenable number.

25035586013 is a deficient number, since it is larger than the sum of its proper divisors (1).

25035586013 is an equidigital number, since it uses as much as digits as its factorization.

25035586013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 25035586013 in words is "twenty-five billion, thirty-five million, five hundred eighty-six thousand, thirteen".