26341564423 has 4 divisors (see below), whose sum is σ = 26345233728. Its totient is φ = 26337895120.

The previous prime is 26341564393. The next prime is 26341564463. The reversal of 26341564423 is 32446514362.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26341564423 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26341564463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1823863 + ... + 1838248.

It is an arithmetic number, because the mean of its divisors is an integer number (6586308432).

Almost surely, 2^26341564423 is an apocalyptic number.

26341564423 is a deficient number, since it is larger than the sum of its proper divisors (3669305).

26341564423 is an equidigital number, since it uses as much as digits as its factorization.

26341564423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3669304.

The product of its digits is 414720, while the sum is 40.

The spelling of 26341564423 in words is "twenty-six billion, three hundred forty-one million, five hundred sixty-four thousand, four hundred twenty-three".