19380674709669 has 64 divisors (see below), whose sum is σ = 32243551391744. Its totient is φ = 10081580391936.

The previous prime is 19380674709653. The next prime is 19380674709751. The reversal of 19380674709669 is 96690747608391.

It is not a de Polignac number, because 19380674709669 - 2⁴ = 19380674709653 is a prime.

It is a super-2 number, since 2×19380674709669² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 19380674709669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19380674709269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 190211232 + ... + 190313094.

It is an arithmetic number, because the mean of its divisors is an integer number (503805490496).

Almost surely, 2^{19380674709669} is an apocalyptic number.

It is an amenable number.

19380674709669 is a deficient number, since it is larger than the sum of its proper divisors (12862876682075).

19380674709669 is a wasteful number, since it uses less digits than its factorization.

19380674709669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111506.

The product of its (nonzero) digits is 740710656, while the sum is 75.

The spelling of 19380674709669 in words is "nineteen trillion, three hundred eighty billion, six hundred seventy-four million, seven hundred nine thousand, six hundred sixty-nine".