2560265826 has 32 divisors (see below), whose sum is σ = 5185410048. Its totient is φ = 842661840.

The previous prime is 2560265809. The next prime is 2560265839. The reversal of 2560265826 is 6285620652.

It is a super-2 number, since 2×2560265826² = 13109922199566924552, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193251 + ... + 206073.

It is an arithmetic number, because the mean of its divisors is an integer number (162044064).

Almost surely, 2^2560265826 is an apocalyptic number.

2560265826 is an abundant number, since it is smaller than the sum of its proper divisors (2625144222).

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

2560265826 is a wasteful number, since it uses less digits than its factorization.

2560265826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13246.

The product of its (nonzero) digits is 345600, while the sum is 42.

The square root of 2560265826 is about 50599.0694183203. The cubic root of 2560265826 is about 1368.0281052928.

The spelling of 2560265826 in words is "two billion, five hundred sixty million, two hundred sixty-five thousand, eight hundred twenty-six".