26212656256 has 32 divisors (see below), whose sum is σ = 52409118780. Its totient is φ = 13058995200.

The previous prime is 26212656247. The next prime is 26212656257. The reversal of 26212656256 is 65265621262.

It can be written as a sum of positive squares in 2 ways, for example, as 25895246400 + 317409856 = 160920^2 + 17816^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (26212656257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334195 + ... + 405106.

Almost surely, 2^26212656256 is an apocalyptic number.

It is an amenable number.

26212656256 is a deficient number, since it is larger than the sum of its proper divisors (26196462524).

26212656256 is an equidigital number, since it uses as much as digits as its factorization.

26212656256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739592 (or 739580 counting only the distinct ones).

The product of its digits is 518400, while the sum is 43.

The spelling of 26212656256 in words is "twenty-six billion, two hundred twelve million, six hundred fifty-six thousand, two hundred fifty-six".