25976071067 has 2 divisors, whose sum is σ = 25976071068. Its totient is φ = 25976071066.

The previous prime is 25976071049. The next prime is 25976071117. The reversal of 25976071067 is 76017067952.

It is an a-pointer prime, because the next prime (25976071117) can be obtained adding 25976071067 to its sum of digits (50).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25976071067 - 2¹⁸ = 25975808923 is a prime.

It is not a weakly prime, because it can be changed into another prime (25976071267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12988035533 + 12988035534.

It is an arithmetic number, because the mean of its divisors is an integer number (12988035534).

Almost surely, 2^25976071067 is an apocalyptic number.

25976071067 is a deficient number, since it is larger than the sum of its proper divisors (1).

25976071067 is an equidigital number, since it uses as much as digits as its factorization.

25976071067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1111320, while the sum is 50.

The spelling of 25976071067 in words is "twenty-five billion, nine hundred seventy-six million, seventy-one thousand, sixty-seven".