260716396089 has 4 divisors (see below), whose sum is σ = 347621861456. Its totient is φ = 173810930724.

The previous prime is 260716396069. The next prime is 260716396097. The reversal of 260716396089 is 980693617062.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 260716396089 - 2²⁴ = 260699618873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (260716396069) 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 in 3 ways as a sum of consecutive naturals, for example, 43452732679 + ... + 43452732684.

It is an arithmetic number, because the mean of its divisors is an integer number (86905465364).

Almost surely, 2^260716396089 is an apocalyptic number.

It is an amenable number.

260716396089 is a deficient number, since it is larger than the sum of its proper divisors (86905465367).

260716396089 is an equidigital number, since it uses as much as digits as its factorization.

260716396089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86905465366.

The product of its (nonzero) digits is 5878656, while the sum is 57.

The spelling of 260716396089 in words is "two hundred sixty billion, seven hundred sixteen million, three hundred ninety-six thousand, eighty-nine".