260839423469 has 2 divisors, whose sum is σ = 260839423470. Its totient is φ = 260839423468.

The previous prime is 260839423463. The next prime is 260839423553. The reversal of 260839423469 is 964324938062.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 223960830025 + 36878593444 = 473245^2 + 192038^2 .

It is a cyclic number.

It is not a de Polignac number, because 260839423469 - 2⁸ = 260839423213 is a prime.

It is a super-2 number, since 2×260839423469² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260839423463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130419711734 + 130419711735.

It is an arithmetic number, because the mean of its divisors is an integer number (130419711735).

Almost surely, 2^260839423469 is an apocalyptic number.

It is an amenable number.

260839423469 is a deficient number, since it is larger than the sum of its proper divisors (1).

260839423469 is an equidigital number, since it uses as much as digits as its factorization.

260839423469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13436928, while the sum is 56.

The spelling of 260839423469 in words is "two hundred sixty billion, eight hundred thirty-nine million, four hundred twenty-three thousand, four hundred sixty-nine".