260660666676799 has 2 divisors, whose sum is σ = 260660666676800. Its totient is φ = 260660666676798.

The previous prime is 260660666676727. The next prime is 260660666676821. The reversal of 260660666676799 is 997676666066062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 260660666676799 - 2³⁹ = 260110910862911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260660666670799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130330333338399 + 130330333338400.

It is an arithmetic number, because the mean of its divisors is an integer number (130330333338400).

Almost surely, 2^{260660666676799} is an apocalyptic number.

260660666676799 is a deficient number, since it is larger than the sum of its proper divisors (1).

260660666676799 is an equidigital number, since it uses as much as digits as its factorization.

260660666676799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13332791808, while the sum is 82.

The spelling of 260660666676799 in words is "two hundred sixty trillion, six hundred sixty billion, six hundred sixty-six million, six hundred seventy-six thousand, seven hundred ninety-nine".