25211040611 has 2 divisors, whose sum is σ = 25211040612. Its totient is φ = 25211040610.

The previous prime is 25211040571. The next prime is 25211040661. The reversal of 25211040611 is 11604011252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25211040611 - 2¹⁰ = 25211039587 is a prime.

It is not a weakly prime, because it can be changed into another prime (25211040661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12605520305 + 12605520306.

It is an arithmetic number, because the mean of its divisors is an integer number (12605520306).

Almost surely, 2^25211040611 is an apocalyptic number.

25211040611 is a deficient number, since it is larger than the sum of its proper divisors (1).

25211040611 is an equidigital number, since it uses as much as digits as its factorization.

25211040611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 23.

Adding to 25211040611 its reverse (11604011252), we get a palindrome (36815051863).

The spelling of 25211040611 in words is "twenty-five billion, two hundred eleven million, forty thousand, six hundred eleven".