25960481629 has 2 divisors, whose sum is σ = 25960481630. Its totient is φ = 25960481628.

The previous prime is 25960481623. The next prime is 25960481671. The reversal of 25960481629 is 92618406952.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16253700100 + 9706781529 = 127490^2 + 98523^2 .

It is a cyclic number.

It is not a de Polignac number, because 25960481629 - 2¹⁷ = 25960350557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25960481623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12980240814 + 12980240815.

It is an arithmetic number, because the mean of its divisors is an integer number (12980240815).

Almost surely, 2^25960481629 is an apocalyptic number.

It is an amenable number.

25960481629 is a deficient number, since it is larger than the sum of its proper divisors (1).

25960481629 is an equidigital number, since it uses as much as digits as its factorization.

25960481629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1866240, while the sum is 52.

The spelling of 25960481629 in words is "twenty-five billion, nine hundred sixty million, four hundred eighty-one thousand, six hundred twenty-nine".