19844483713 has 8 divisors (see below), whose sum is σ = 20280010176. Its totient is φ = 19411220400.

The previous prime is 19844483699. The next prime is 19844483717. The reversal of 19844483713 is 31738444891.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 19844483713 - 2²¹ = 19842386561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (19844483717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 548053 + ... + 583138.

It is an arithmetic number, because the mean of its divisors is an integer number (2535001272).

Almost surely, 2^19844483713 is an apocalyptic number.

It is an amenable number.

19844483713 is a deficient number, since it is larger than the sum of its proper divisors (435526463).

19844483713 is a wasteful number, since it uses less digits than its factorization.

19844483713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131575.

The product of its digits is 2322432, while the sum is 52.

The spelling of 19844483713 in words is "nineteen billion, eight hundred forty-four million, four hundred eighty-three thousand, seven hundred thirteen".