13044420199 has 4 divisors (see below), whose sum is σ = 13067265640. Its totient is φ = 13021574760.

The previous prime is 13044420167. The next prime is 13044420209. The reversal of 13044420199 is 99102444031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13044420199 - 2⁵ = 13044420167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13044420299) 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, 11421864 + ... + 11423005.

It is an arithmetic number, because the mean of its divisors is an integer number (3266816410).

Almost surely, 2^13044420199 is an apocalyptic number.

13044420199 is a deficient number, since it is larger than the sum of its proper divisors (22845441).

13044420199 is an equidigital number, since it uses as much as digits as its factorization.

13044420199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22845440.

The product of its (nonzero) digits is 31104, while the sum is 37.

The spelling of 13044420199 in words is "thirteen billion, forty-four million, four hundred twenty thousand, one hundred ninety-nine".