260312220304 has 20 divisors (see below), whose sum is σ = 516656267820. Its totient is φ = 126981570560.

The previous prime is 260312220257. The next prime is 260312220317. The reversal of 260312220304 is 403022213062.

It can be written as a sum of positive squares in 2 ways, for example, as 4733440000 + 255578780304 = 68800^2 + 505548^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198408049 + ... + 198409360.

It is an arithmetic number, because the mean of its divisors is an integer number (25832813391).

Almost surely, 2^260312220304 is an apocalyptic number.

It is an amenable number.

260312220304 is a deficient number, since it is larger than the sum of its proper divisors (256344047516).

260312220304 is a wasteful number, since it uses less digits than its factorization.

260312220304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396817458 (or 396817452 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 260312220304 its reverse (403022213062), we get a palindrome (663334433366).

The spelling of 260312220304 in words is "two hundred sixty billion, three hundred twelve million, two hundred twenty thousand, three hundred four".