260240800163 has 2 divisors, whose sum is σ = 260240800164. Its totient is φ = 260240800162.

The previous prime is 260240800153. The next prime is 260240800243. The reversal of 260240800163 is 361008042062.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 260240800163 - 2²⁰ = 260239751587 is a prime.

It is not a weakly prime, because it can be changed into another prime (260240800153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130120400081 + 130120400082.

It is an arithmetic number, because the mean of its divisors is an integer number (130120400082).

Almost surely, 2^260240800163 is an apocalyptic number.

260240800163 is a deficient number, since it is larger than the sum of its proper divisors (1).

260240800163 is an equidigital number, since it uses as much as digits as its factorization.

260240800163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 260240800163 in words is "two hundred sixty billion, two hundred forty million, eight hundred thousand, one hundred sixty-three".