6919116853 has 16 divisors (see below), whose sum is σ = 7712593920. Its totient is φ = 6154066800.

The previous prime is 6919116847. The next prime is 6919116859. The reversal of 6919116853 is 3586119196.

It is an interprime number because it is at equal distance from previous prime (6919116847) and next prime (6919116859).

It is a cyclic number.

It is not a de Polignac number, because 6919116853 - 2⁹ = 6919116341 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6919116797 and 6919116806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6919116859) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111676 + ... + 162202.

It is an arithmetic number, because the mean of its divisors is an integer number (482037120).

Almost surely, 2^6919116853 is an apocalyptic number.

It is an amenable number.

6919116853 is a deficient number, since it is larger than the sum of its proper divisors (793477067).

6919116853 is a wasteful number, since it uses less digits than its factorization.

6919116853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50808.

The product of its digits is 349920, while the sum is 49.

The square root of 6919116853 is about 83181.2289702430. The cubic root of 6919116853 is about 1905.5348170367.

The spelling of 6919116853 in words is "six billion, nine hundred nineteen million, one hundred sixteen thousand, eight hundred fifty-three".