26800822244 has 48 divisors (see below), whose sum is σ = 54767260800. Its totient is φ = 11471009760.

The previous prime is 26800822241. The next prime is 26800822249. The reversal of 26800822244 is 44222800862.

It is a junction number, because it is equal to n+sod(n) for n = 26800822198 and 26800822207.

It is not an unprimeable number, because it can be changed into a prime (26800822241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1067354 + ... + 1092174.

It is an arithmetic number, because the mean of its divisors is an integer number (1140984600).

Almost surely, 2^26800822244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26800822244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27383630400).

26800822244 is an abundant number, since it is smaller than the sum of its proper divisors (27966438556).

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

26800822244 is a wasteful number, since it uses less digits than its factorization.

26800822244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25633 (or 25617 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 38.

The spelling of 26800822244 in words is "twenty-six billion, eight hundred million, eight hundred twenty-two thousand, two hundred forty-four".