6697734912 has 288 divisors, whose sum is σ = 21798524160. Its totient is φ = 2011668480.

The previous prime is 6697734893. The next prime is 6697734943. The reversal of 6697734912 is 2194377966.

It is a happy number.

6697734912 is a `hidden beast` number, since 66 + 97 + 7 + 3 + 491 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10416063 + ... + 10416705.

It is an arithmetic number, because the mean of its divisors is an integer number (75689320).

Almost surely, 2^6697734912 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 6697734912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10899262080).

6697734912 is an abundant number, since it is smaller than the sum of its proper divisors (15100789248).

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

6697734912 is a wasteful number, since it uses less digits than its factorization.

6697734912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816 (or 796 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 54.

The square root of 6697734912 is about 81839.6903219947. The cubic root of 6697734912 is about 1884.9911616966.

The spelling of 6697734912 in words is "six billion, six hundred ninety-seven million, seven hundred thirty-four thousand, nine hundred twelve".