26045405101 has 6 divisors (see below), whose sum is σ = 27667610570. Its totient is φ = 24513322176.

The previous prime is 26045405081. The next prime is 26045405117. The reversal of 26045405101 is 10150454062.

It can be written as a sum of positive squares in 3 ways, for example, as 16607476900 + 9437928201 = 128870^2 + 97149^2 .

It is not a de Polignac number, because 26045405101 - 2⁵ = 26045405069 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26045405101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26045495101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45060966 + ... + 45061543.

Almost surely, 2^26045405101 is an apocalyptic number.

It is an amenable number.

26045405101 is a deficient number, since it is larger than the sum of its proper divisors (1622205469).

26045405101 is an equidigital number, since it uses as much as digits as its factorization.

26045405101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90122543 (or 90122526 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 26045405101 its reverse (10150454062), we get a palindrome (36195859163).

The spelling of 26045405101 in words is "twenty-six billion, forty-five million, four hundred five thousand, one hundred one".