19314683969889 has 32 divisors (see below), whose sum is σ = 32127334456320. Its totient is φ = 10027412107200.

The previous prime is 19314683969887. The next prime is 19314683969891. The reversal of 19314683969889 is 98896938641391.

It is an interprime number because it is at equal distance from previous prime (19314683969887) and next prime (19314683969891).

It is not a de Polignac number, because 19314683969889 - 2¹ = 19314683969887 is a prime.

It is not an unprimeable number, because it can be changed into a prime (19314683969887) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25416219 + ... + 26165120.

It is an arithmetic number, because the mean of its divisors is an integer number (1003979201760).

Almost surely, 2^{19314683969889} is an apocalyptic number.

It is an amenable number.

19314683969889 is a deficient number, since it is larger than the sum of its proper divisors (12812650486431).

19314683969889 is a wasteful number, since it uses less digits than its factorization.

19314683969889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51582981.

The product of its digits is 4353564672, while the sum is 84.

The spelling of 19314683969889 in words is "nineteen trillion, three hundred fourteen billion, six hundred eighty-three million, nine hundred sixty-nine thousand, eight hundred eighty-nine".