13466566401 has 8 divisors (see below), whose sum is σ = 18736092480. Its totient is φ = 8587375632.

The previous prime is 13466566381. The next prime is 13466566433. The reversal of 13466566401 is 10466566431.

13466566401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13466566401 - 2¹⁹ = 13466042113 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13466566301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97583746 + ... + 97583883.

It is an arithmetic number, because the mean of its divisors is an integer number (2342011560).

Almost surely, 2^13466566401 is an apocalyptic number.

It is an amenable number.

13466566401 is a deficient number, since it is larger than the sum of its proper divisors (5269526079).

13466566401 is a wasteful number, since it uses less digits than its factorization.

13466566401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195167655.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 13466566401 in words is "thirteen billion, four hundred sixty-six million, five hundred sixty-six thousand, four hundred one".