6724778112 has 192 divisors, whose sum is σ = 21612951360. Its totient is φ = 2069038080.

The previous prime is 6724778089. The next prime is 6724778113. The reversal of 6724778112 is 2118774276.

6724778112 is a `hidden beast` number, since 67 + 2 + 477 + 8 + 112 = 666.

It is a tau number, because it is divible by the number of its divisors (192).

It is not an unprimeable number, because it can be changed into a prime (6724778113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 396037 + ... + 412667.

It is an arithmetic number, because the mean of its divisors is an integer number (112567455).

Almost surely, 2^6724778112 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 6724778112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10806475680).

6724778112 is an abundant number, since it is smaller than the sum of its proper divisors (14888173248).

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

6724778112 is a wasteful number, since it uses less digits than its factorization.

6724778112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16673 (or 16649 counting only the distinct ones).

The product of its digits is 263424, while the sum is 45.

The square root of 6724778112 is about 82004.7444481110. The cubic root of 6724778112 is about 1887.5247415262.

The spelling of 6724778112 in words is "six billion, seven hundred twenty-four million, seven hundred seventy-eight thousand, one hundred twelve".