260056665791 has 48 divisors (see below), whose sum is σ = 296195074560. Its totient is φ = 228012744960.

The previous prime is 260056665763. The next prime is 260056665797. The reversal of 260056665791 is 197566650062.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-260056665791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260056665797) 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 47 ways as a sum of consecutive naturals, for example, 38460851 + ... + 38467611.

It is an arithmetic number, because the mean of its divisors is an integer number (6170730720).

Almost surely, 2^260056665791 is an apocalyptic number.

260056665791 is a deficient number, since it is larger than the sum of its proper divisors (36138408769).

260056665791 is a wasteful number, since it uses less digits than its factorization.

260056665791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6976 (or 6963 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 53.

The spelling of 260056665791 in words is "two hundred sixty billion, fifty-six million, six hundred sixty-five thousand, seven hundred ninety-one".