26800822243 has 24 divisors (see below), whose sum is σ = 31259796480. Its totient is φ = 22900157280.

The previous prime is 26800822241. The next prime is 26800822249. The reversal of 26800822243 is 34222800862.

It is not a de Polignac number, because 26800822243 - 2¹ = 26800822241 is a prime.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

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

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9288 + ... + 231706.

It is an arithmetic number, because the mean of its divisors is an integer number (1302491520).

Almost surely, 2^26800822243 is an apocalyptic number.

26800822243 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

26800822243 is a deficient number, since it is larger than the sum of its proper divisors (4458974237).

26800822243 is a wasteful number, since it uses less digits than its factorization.

26800822243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222499 (or 222486 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 37.

The spelling of 26800822243 in words is "twenty-six billion, eight hundred million, eight hundred twenty-two thousand, two hundred forty-three".