13404262020566 has 16 divisors (see below), whose sum is σ = 20158344589200. Its totient is φ = 6684818364288.

The previous prime is 13404262020511. The next prime is 13404262020599. The reversal of 13404262020566 is 66502026240431.

13404262020566 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 4793570 + ... + 7055978.

It is an arithmetic number, because the mean of its divisors is an integer number (1259896536825).

Almost surely, 2^{13404262020566} is an apocalyptic number.

13404262020566 is a deficient number, since it is larger than the sum of its proper divisors (6754082568634).

13404262020566 is a wasteful number, since it uses less digits than its factorization.

13404262020566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2270063.

The product of its (nonzero) digits is 414720, while the sum is 41.

Adding to 13404262020566 its reverse (66502026240431), we get a palindrome (79906288260997).

The spelling of 13404262020566 in words is "thirteen trillion, four hundred four billion, two hundred sixty-two million, twenty thousand, five hundred sixty-six".