260506995536819 has 2 divisors, whose sum is σ = 260506995536820. Its totient is φ = 260506995536818.

The previous prime is 260506995536741. The next prime is 260506995536839. The reversal of 260506995536819 is 918635599605062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 260506995536819 - 2⁸ = 260506995536563 is a prime.

It is a super-2 number, since 2×260506995536819² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (260506995536839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130253497768409 + 130253497768410.

It is an arithmetic number, because the mean of its divisors is an integer number (130253497768410).

Almost surely, 2^{260506995536819} is an apocalyptic number.

260506995536819 is a deficient number, since it is larger than the sum of its proper divisors (1).

260506995536819 is an equidigital number, since it uses as much as digits as its factorization.

260506995536819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 944784000, while the sum is 74.

The spelling of 260506995536819 in words is "two hundred sixty trillion, five hundred six billion, nine hundred ninety-five million, five hundred thirty-six thousand, eight hundred nineteen".