25860417907 has 2 divisors, whose sum is σ = 25860417908. Its totient is φ = 25860417906.

The previous prime is 25860417893. The next prime is 25860417937. The reversal of 25860417907 is 70971406852.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25860417907 - 2¹¹ = 25860415859 is a prime.

It is a super-3 number, since 3×25860417907³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (25860417937) 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, 12930208953 + 12930208954.

It is an arithmetic number, because the mean of its divisors is an integer number (12930208954).

Almost surely, 2^25860417907 is an apocalyptic number.

25860417907 is a deficient number, since it is larger than the sum of its proper divisors (1).

25860417907 is an equidigital number, since it uses as much as digits as its factorization.

25860417907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 49.

The spelling of 25860417907 in words is "twenty-five billion, eight hundred sixty million, four hundred seventeen thousand, nine hundred seven".