25460989207 has 2 divisors, whose sum is σ = 25460989208. Its totient is φ = 25460989206.

The previous prime is 25460989187. The next prime is 25460989231. The reversal of 25460989207 is 70298906452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25460989207 - 2³¹ = 23313505559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25460989277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12730494603 + 12730494604.

It is an arithmetic number, because the mean of its divisors is an integer number (12730494604).

Almost surely, 2^25460989207 is an apocalyptic number.

25460989207 is a deficient number, since it is larger than the sum of its proper divisors (1).

25460989207 is an equidigital number, since it uses as much as digits as its factorization.

25460989207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 25460989207 in words is "twenty-five billion, four hundred sixty million, nine hundred eighty-nine thousand, two hundred seven".