6943819444 has 12 divisors (see below), whose sum is σ = 12157488000. Its totient is φ = 3470251448.

The previous prime is 6943819417. The next prime is 6943819459. The reversal of 6943819444 is 4449183496.

It is a junction number, because it is equal to n+sod(n) for n = 6943819391 and 6943819400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405124 + ... + 421915.

It is an arithmetic number, because the mean of its divisors is an integer number (1013124000).

Almost surely, 2^6943819444 is an apocalyptic number.

It is an amenable number.

6943819444 is a deficient number, since it is larger than the sum of its proper divisors (5213668556).

6943819444 is a wasteful number, since it uses less digits than its factorization.

6943819444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829142 (or 829140 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 52.

The square root of 6943819444 is about 83329.5832462877. The cubic root of 6943819444 is about 1907.7998334522.

The spelling of 6943819444 in words is "six billion, nine hundred forty-three million, eight hundred nineteen thousand, four hundred forty-four".