26423456161 has 8 divisors (see below), whose sum is σ = 28069342400. Its totient is φ = 24803087760.

The previous prime is 26423456153. The next prime is 26423456179. The reversal of 26423456161 is 16165432462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26423456161 - 2³ = 26423456153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26423456561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6377325 + ... + 6381466.

It is an arithmetic number, because the mean of its divisors is an integer number (3508667800).

Almost surely, 2^26423456161 is an apocalyptic number.

It is an amenable number.

26423456161 is a deficient number, since it is larger than the sum of its proper divisors (1645886239).

26423456161 is a wasteful number, since it uses less digits than its factorization.

26423456161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12758919.

The product of its digits is 207360, while the sum is 40.

The spelling of 26423456161 in words is "twenty-six billion, four hundred twenty-three million, four hundred fifty-six thousand, one hundred sixty-one".