2560683785 has 8 divisors (see below), whose sum is σ = 3352167936. Its totient is φ = 1862315440.

The previous prime is 2560683781. The next prime is 2560683791. The reversal of 2560683785 is 5873860652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2560683785 - 2² = 2560683781 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2560683781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23278889 + ... + 23278998.

It is an arithmetic number, because the mean of its divisors is an integer number (419020992).

Almost surely, 2^2560683785 is an apocalyptic number.

It is an amenable number.

2560683785 is a deficient number, since it is larger than the sum of its proper divisors (791484151).

2560683785 is a wasteful number, since it uses less digits than its factorization.

2560683785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46557903.

The product of its (nonzero) digits is 2419200, while the sum is 50.

The square root of 2560683785 is about 50603.1993553767. The cubic root of 2560683785 is about 1368.1025439887.

The spelling of 2560683785 in words is "two billion, five hundred sixty million, six hundred eighty-three thousand, seven hundred eighty-five".