260864610648 has 16 divisors (see below), whose sum is σ = 652161526680. Its totient is φ = 86954870208.

The previous prime is 260864610623. The next prime is 260864610691. The reversal of 260864610648 is 846016468062.

It is a self number, because there is not a number n which added to its sum of digits gives 260864610648.

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, 5434679365 + ... + 5434679412.

Almost surely, 2^260864610648 is an apocalyptic number.

It is an amenable number.

260864610648 is an abundant number, since it is smaller than the sum of its proper divisors (391296916032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

260864610648 is a wasteful number, since it uses less digits than its factorization.

260864610648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10869358786 (or 10869358782 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 51.

The spelling of 260864610648 in words is "two hundred sixty billion, eight hundred sixty-four million, six hundred ten thousand, six hundred forty-eight".