6853987392 has 112 divisors (see below), whose sum is σ = 20748101760. Its totient is φ = 1956114432.

The previous prime is 6853987381. The next prime is 6853987403. The reversal of 6853987392 is 2937893586.

It is an interprime number because it is at equal distance from previous prime (6853987381) and next prime (6853987403).

It is a tau number, because it is divible by the number of its divisors (112).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1515118 + ... + 1519634.

Almost surely, 2^6853987392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6853987392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10374050880).

6853987392 is an abundant number, since it is smaller than the sum of its proper divisors (13894114368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6853987392 is a wasteful number, since it uses less digits than its factorization.

6853987392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5668 (or 5658 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 60.

The square root of 6853987392 is about 82788.8119977573. The cubic root of 6853987392 is about 1899.5370425134.

The spelling of 6853987392 in words is "six billion, eight hundred fifty-three million, nine hundred eighty-seven thousand, three hundred ninety-two".