260113217185 has 4 divisors (see below), whose sum is σ = 312135860628. Its totient is φ = 208090573744.

The previous prime is 260113217179. The next prime is 260113217191. The reversal of 260113217185 is 581712311062.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 581712311062 = 2 ⋅290856155531.

It is an interprime number because it is at equal distance from previous prime (260113217179) and next prime (260113217191).

It can be written as a sum of positive squares in 2 ways, for example, as 180570604096 + 79542613089 = 424936^2 + 282033^2 .

It is a cyclic number.

It is not a de Polignac number, because 260113217185 - 2¹⁵ = 260113184417 is a prime.

It is a Duffinian 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, 26011321714 + ... + 26011321723.

It is an arithmetic number, because the mean of its divisors is an integer number (78033965157).

Almost surely, 2^260113217185 is an apocalyptic number.

It is an amenable number.

260113217185 is a deficient number, since it is larger than the sum of its proper divisors (52022643443).

260113217185 is an equidigital number, since it uses as much as digits as its factorization.

260113217185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52022643442.

The product of its (nonzero) digits is 20160, while the sum is 37.

The spelling of 260113217185 in words is "two hundred sixty billion, one hundred thirteen million, two hundred seventeen thousand, one hundred eighty-five".