6694983936 has 144 divisors (see below), whose sum is σ = 20135035200. Its totient is φ = 2193702912.

The previous prime is 6694983929. The next prime is 6694983947. The reversal of 6694983936 is 6393894966.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-3 number, since 3×6694983936³ (a number of 30 digits) contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399600 + ... + 416016.

Almost surely, 2^6694983936 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 6694983936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10067517600).

6694983936 is an abundant number, since it is smaller than the sum of its proper divisors (13440051264).

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

6694983936 is a wasteful number, since it uses less digits than its factorization.

6694983936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16501 (or 16481 counting only the distinct ones).

The product of its digits is 45349632, while the sum is 63.

The square root of 6694983936 is about 81822.8814941151. The cubic root of 6694983936 is about 1884.7330507762.

The spelling of 6694983936 in words is "six billion, six hundred ninety-four million, nine hundred eighty-three thousand, nine hundred thirty-six".