260437363647443 has 2 divisors, whose sum is σ = 260437363647444. Its totient is φ = 260437363647442.

The previous prime is 260437363647379. The next prime is 260437363647449. The reversal of 260437363647443 is 344746363734062.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 260437363647443 - 2⁶ = 260437363647379 is a prime.

It is not a weakly prime, because it can be changed into another prime (260437363647449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130218681823721 + 130218681823722.

It is an arithmetic number, because the mean of its divisors is an integer number (130218681823722).

Almost surely, 2^{260437363647443} is an apocalyptic number.

260437363647443 is a deficient number, since it is larger than the sum of its proper divisors (1).

260437363647443 is an equidigital number, since it uses as much as digits as its factorization.

260437363647443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 438939648, while the sum is 62.

The spelling of 260437363647443 in words is "two hundred sixty trillion, four hundred thirty-seven billion, three hundred sixty-three million, six hundred forty-seven thousand, four hundred forty-three".