2560863837 has 16 divisors (see below), whose sum is σ = 3903036032. Its totient is φ = 1463063040.

The previous prime is 2560863829. The next prime is 2560863847. The reversal of 2560863837 is 7383680652.

It is not a de Polignac number, because 2560863837 - 2³ = 2560863829 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2560863847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145413 + ... + 162069.

It is an arithmetic number, because the mean of its divisors is an integer number (243939752).

Almost surely, 2^2560863837 is an apocalyptic number.

It is an amenable number.

2560863837 is a deficient number, since it is larger than the sum of its proper divisors (1342172195).

2560863837 is a wasteful number, since it uses less digits than its factorization.

2560863837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23988.

The product of its (nonzero) digits is 1451520, while the sum is 48.

The square root of 2560863837 is about 50604.9783815782. The cubic root of 2560863837 is about 1368.1346088389.

The spelling of 2560863837 in words is "two billion, five hundred sixty million, eight hundred sixty-three thousand, eight hundred thirty-seven".