260625455417 has 2 divisors, whose sum is σ = 260625455418. Its totient is φ = 260625455416.

The previous prime is 260625455413. The next prime is 260625455513. The reversal of 260625455417 is 714554526062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 221830638121 + 38794817296 = 470989^2 + 196964^2 .

It is a cyclic number.

It is not a de Polignac number, because 260625455417 - 2² = 260625455413 is a prime.

It is a super-2 number, since 2×260625455417² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (260625455413) 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, 130312727708 + 130312727709.

It is an arithmetic number, because the mean of its divisors is an integer number (130312727709).

Almost surely, 2^260625455417 is an apocalyptic number.

It is an amenable number.

260625455417 is a deficient number, since it is larger than the sum of its proper divisors (1).

260625455417 is an equidigital number, since it uses as much as digits as its factorization.

260625455417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016000, while the sum is 47.

The spelling of 260625455417 in words is "two hundred sixty billion, six hundred twenty-five million, four hundred fifty-five thousand, four hundred seventeen".