26423441566 has 16 divisors (see below), whose sum is σ = 40110163200. Its totient is φ = 13054316320.

The previous prime is 26423441549. The next prime is 26423441617. The reversal of 26423441566 is 66514432462.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175201 + ... + 289036.

It is an arithmetic number, because the mean of its divisors is an integer number (2506885200).

Almost surely, 2^26423441566 is an apocalyptic number.

26423441566 is a deficient number, since it is larger than the sum of its proper divisors (13686721634).

26423441566 is a wasteful number, since it uses less digits than its factorization.

26423441566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464579.

The product of its digits is 829440, while the sum is 43.

The spelling of 26423441566 in words is "twenty-six billion, four hundred twenty-three million, four hundred forty-one thousand, five hundred sixty-six".