25983472267 has 2 divisors, whose sum is σ = 25983472268. Its totient is φ = 25983472266.

The previous prime is 25983472261. The next prime is 25983472279. The reversal of 25983472267 is 76227438952.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25983472267 is a prime.

It is not a weakly prime, because it can be changed into another prime (25983472261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12991736133 + 12991736134.

It is an arithmetic number, because the mean of its divisors is an integer number (12991736134).

Almost surely, 2^25983472267 is an apocalyptic number.

25983472267 is a deficient number, since it is larger than the sum of its proper divisors (1).

25983472267 is an equidigital number, since it uses as much as digits as its factorization.

25983472267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10160640, while the sum is 55.

The spelling of 25983472267 in words is "twenty-five billion, nine hundred eighty-three million, four hundred seventy-two thousand, two hundred sixty-seven".