26204403101 has 4 divisors (see below), whose sum is σ = 26205851100. Its totient is φ = 26202955104.

The previous prime is 26204403097. The next prime is 26204403151. The reversal of 26204403101 is 10130440262.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15100723225 + 11103679876 = 122885^2 + 105374^2 .

It is a cyclic number.

It is not a de Polignac number, because 26204403101 - 2² = 26204403097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26204403151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 696506 + ... + 733163.

It is an arithmetic number, because the mean of its divisors is an integer number (6551462775).

Almost surely, 2^26204403101 is an apocalyptic number.

It is an amenable number.

26204403101 is a deficient number, since it is larger than the sum of its proper divisors (1447999).

26204403101 is a wasteful number, since it uses less digits than its factorization.

26204403101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1447998.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 26204403101 its reverse (10130440262), we get a palindrome (36334843363).

The spelling of 26204403101 in words is "twenty-six billion, two hundred four million, four hundred three thousand, one hundred one".