260475366247 has 2 divisors, whose sum is σ = 260475366248. Its totient is φ = 260475366246.

The previous prime is 260475366199. The next prime is 260475366269. The reversal of 260475366247 is 742663574062.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 260475366247 - 2³¹ = 258327882599 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 260475366194 and 260475366203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260473366247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130237683123 + 130237683124.

It is an arithmetic number, because the mean of its divisors is an integer number (130237683124).

Almost surely, 2^260475366247 is an apocalyptic number.

260475366247 is a deficient number, since it is larger than the sum of its proper divisors (1).

260475366247 is an equidigital number, since it uses as much as digits as its factorization.

260475366247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10160640, while the sum is 52.

The spelling of 260475366247 in words is "two hundred sixty billion, four hundred seventy-five million, three hundred sixty-six thousand, two hundred forty-seven".