26259884412 has 48 divisors (see below), whose sum is σ = 62135459232. Its totient is φ = 8630184960.

The previous prime is 26259884407. The next prime is 26259884429. The reversal of 26259884412 is 21448895262.

It is a congruent number.

It is an unprimeable number.

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, 4023712 + ... + 4030232.

It is an arithmetic number, because the mean of its divisors is an integer number (1294488734).

Almost surely, 2^26259884412 is an apocalyptic number.

It is an amenable number.

26259884412 is an abundant number, since it is smaller than the sum of its proper divisors (35875574820).

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

26259884412 is a wasteful number, since it uses less digits than its factorization.

26259884412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11198 (or 11196 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 51.

The spelling of 26259884412 in words is "twenty-six billion, two hundred fifty-nine million, eight hundred eighty-four thousand, four hundred twelve".