13066493441 has 4 divisors (see below), whose sum is σ = 13105969584. Its totient is φ = 13027017300.

The previous prime is 13066493423. The next prime is 13066493467. The reversal of 13066493441 is 14439466031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13066493441 - 2¹⁴ = 13066477057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13066493411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19737575 + ... + 19738236.

It is an arithmetic number, because the mean of its divisors is an integer number (3276492396).

Almost surely, 2^13066493441 is an apocalyptic number.

It is an amenable number.

13066493441 is a deficient number, since it is larger than the sum of its proper divisors (39476143).

13066493441 is an equidigital number, since it uses as much as digits as its factorization.

13066493441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39476142.

The product of its (nonzero) digits is 186624, while the sum is 41.

The spelling of 13066493441 in words is "thirteen billion, sixty-six million, four hundred ninety-three thousand, four hundred forty-one".