1064719881916 has 12 divisors (see below), whose sum is σ = 1882468657888. Its totient is φ = 526871693952.

The previous prime is 1064719881893. The next prime is 1064719881977. The reversal of 1064719881916 is 6191889174601.

It is a super-2 number, since 2×1064719881916² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1372061316 + ... + 1372062091.

Almost surely, 2^{1064719881916} is an apocalyptic number.

It is an amenable number.

1064719881916 is a deficient number, since it is larger than the sum of its proper divisors (817748775972).

1064719881916 is a wasteful number, since it uses less digits than its factorization.

1064719881916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2744123508 (or 2744123506 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 61.

The spelling of 1064719881916 in words is "one trillion, sixty-four billion, seven hundred nineteen million, eight hundred eighty-one thousand, nine hundred sixteen".