2560081838 has 16 divisors (see below), whose sum is σ = 4008254976. Its totient is φ = 1224029400.

The previous prime is 2560081829. The next prime is 2560081847. The reversal of 2560081838 is 8381800652.

It is an interprime number because it is at equal distance from previous prime (2560081829) and next prime (2560081847).

It is a junction number, because it is equal to n+sod(n) for n = 2560081795 and 2560081804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219863 + ... + 231213.

It is an arithmetic number, because the mean of its divisors is an integer number (250515936).

Almost surely, 2^2560081838 is an apocalyptic number.

2560081838 is a deficient number, since it is larger than the sum of its proper divisors (1448173138).

2560081838 is a wasteful number, since it uses less digits than its factorization.

2560081838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16279.

The product of its (nonzero) digits is 92160, while the sum is 41.

The square root of 2560081838 is about 50597.2512889781. The cubic root of 2560081838 is about 1367.9953343747.

The spelling of 2560081838 in words is "two billion, five hundred sixty million, eighty-one thousand, eight hundred thirty-eight".