26466133511 has 32 divisors (see below), whose sum is σ = 29978657280. Its totient is φ = 23227674624.

The previous prime is 26466133487. The next prime is 26466133517. The reversal of 26466133511 is 11533166462.

It is a cyclic number.

It is not a de Polignac number, because 26466133511 - 2¹⁰ = 26466132487 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 (26466133517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11313980 + ... + 11316318.

It is an arithmetic number, because the mean of its divisors is an integer number (936833040).

Almost surely, 2^26466133511 is an apocalyptic number.

26466133511 is a deficient number, since it is larger than the sum of its proper divisors (3512523769).

26466133511 is a wasteful number, since it uses less digits than its factorization.

26466133511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3095.

The product of its digits is 77760, while the sum is 38.

Adding to 26466133511 its reverse (11533166462), we get a palindrome (37999299973).

The spelling of 26466133511 in words is "twenty-six billion, four hundred sixty-six million, one hundred thirty-three thousand, five hundred eleven".