26160011405 has 16 divisors (see below), whose sum is σ = 34250745024. Its totient is φ = 19022734080.

The previous prime is 26160011401. The next prime is 26160011431. The reversal of 26160011405 is 50411006162.

It is not a de Polignac number, because 26160011405 - 2² = 26160011401 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 (26160011401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 403397 + ... + 463733.

It is an arithmetic number, because the mean of its divisors is an integer number (2140671564).

Almost surely, 2^26160011405 is an apocalyptic number.

It is an amenable number.

26160011405 is a deficient number, since it is larger than the sum of its proper divisors (8090733619).

26160011405 is a wasteful number, since it uses less digits than its factorization.

26160011405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68236.

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 26160011405 its reverse (50411006162), we get a palindrome (76571017567).

The spelling of 26160011405 in words is "twenty-six billion, one hundred sixty million, eleven thousand, four hundred five".