26579500055800 has 48 divisors (see below), whose sum is σ = 62397311829840. Its totient is φ = 10528578654720.

The previous prime is 26579500055723. The next prime is 26579500055813. The reversal of 26579500055800 is 855000597562.

It is a super-4 number, since 4×26579500055800⁴ (a number of 55 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3, 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 645112897 + ... + 645154096.

It is an arithmetic number, because the mean of its divisors is an integer number (1299943996455).

Almost surely, 2^{26579500055800} is an apocalyptic number.

26579500055800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26579500055800 is an abundant number, since it is smaller than the sum of its proper divisors (35817811774040).

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

26579500055800 is a wasteful number, since it uses less digits than its factorization.

26579500055800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290267112 (or 1290267103 counting only the distinct ones).

The product of its (nonzero) digits is 3780000, while the sum is 52.

The spelling of 26579500055800 in words is "twenty-six trillion, five hundred seventy-nine billion, five hundred million, fifty-five thousand, eight hundred".