2560081140256 has 24 divisors (see below), whose sum is σ = 5084762935644. Its totient is φ = 1268712775680.

The previous prime is 2560081140191. The next prime is 2560081140269. The reversal of 2560081140256 is 6520411800652.

It can be written as a sum of positive squares in 2 ways, for example, as 1613966976400 + 946114163856 = 1270420^2 + 972684^2 .

It is a super-2 number, since 2×2560081140256² (a number of 26 digits) contains 22 as substring.

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, 353989905 + ... + 353997136.

Almost surely, 2^{2560081140256} is an apocalyptic number.

It is an amenable number.

2560081140256 is a deficient number, since it is larger than the sum of its proper divisors (2524681795388).

2560081140256 is a wasteful number, since it uses less digits than its factorization.

2560081140256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707987164 (or 707987156 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 40.

The spelling of 2560081140256 in words is "two trillion, five hundred sixty billion, eighty-one million, one hundred forty thousand, two hundred fifty-six".