26544202133 has 2 divisors, whose sum is σ = 26544202134. Its totient is φ = 26544202132.

The previous prime is 26544202123. The next prime is 26544202147. The reversal of 26544202133 is 33120244562.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23664591889 + 2879610244 = 153833^2 + 53662^2 .

It is a cyclic number.

It is not a de Polignac number, because 26544202133 - 2¹⁰ = 26544201109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26544202133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26544202123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13272101066 + 13272101067.

It is an arithmetic number, because the mean of its divisors is an integer number (13272101067).

Almost surely, 2^26544202133 is an apocalyptic number.

It is an amenable number.

26544202133 is a deficient number, since it is larger than the sum of its proper divisors (1).

26544202133 is an equidigital number, since it uses as much as digits as its factorization.

26544202133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 26544202133 its reverse (33120244562), we get a palindrome (59664446695).

The spelling of 26544202133 in words is "twenty-six billion, five hundred forty-four million, two hundred two thousand, one hundred thirty-three".