260265179811 has 32 divisors (see below), whose sum is σ = 427199868928. Its totient is φ = 137251221120.

The previous prime is 260265179773. The next prime is 260265179857. The reversal of 260265179811 is 118971562062.

It is a happy number.

260265179811 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-260265179811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (260265179011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1106841 + ... + 1321221.

It is an arithmetic number, because the mean of its divisors is an integer number (13349995904).

Almost surely, 2^260265179811 is an apocalyptic number.

260265179811 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

260265179811 is a deficient number, since it is larger than the sum of its proper divisors (166934689117).

260265179811 is a wasteful number, since it uses less digits than its factorization.

260265179811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218851.

The product of its (nonzero) digits is 362880, while the sum is 48.

The spelling of 260265179811 in words is "two hundred sixty billion, two hundred sixty-five million, one hundred seventy-nine thousand, eight hundred eleven".