260440112023615 has 4 divisors (see below), whose sum is σ = 312528134428344. Its totient is φ = 208352089618888.

The previous prime is 260440112023519. The next prime is 260440112023643. The reversal of 260440112023615 is 516320211044062.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 260440112023615 - 2²⁹ = 260439575152703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26044011202357 + ... + 26044011202366.

It is an arithmetic number, because the mean of its divisors is an integer number (78132033607086).

Almost surely, 2^{260440112023615} is an apocalyptic number.

260440112023615 is a deficient number, since it is larger than the sum of its proper divisors (52088022404729).

260440112023615 is an equidigital number, since it uses as much as digits as its factorization.

260440112023615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52088022404728.

The product of its (nonzero) digits is 69120, while the sum is 37.

Adding to 260440112023615 its reverse (516320211044062), we get a palindrome (776760323067677).

The spelling of 260440112023615 in words is "two hundred sixty trillion, four hundred forty billion, one hundred twelve million, twenty-three thousand, six hundred fifteen".