6676726784 has 176 divisors, whose sum is σ = 16578538368. Its totient is φ = 2617049088.

The previous prime is 6676726783. The next prime is 6676726801. The reversal of 6676726784 is 4876276766.

It is not an unprimeable number, because it can be changed into a prime (6676726783) 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, 12765947 + ... + 12766469.

Almost surely, 2^6676726784 is an apocalyptic number.

6676726784 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6676726784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8289269184).

6676726784 is an abundant number, since it is smaller than the sum of its proper divisors (9901811584).

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

6676726784 is a wasteful number, since it uses less digits than its factorization.

6676726784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700 (or 682 counting only the distinct ones).

The product of its digits is 28449792, while the sum is 59.

The square root of 6676726784 is about 81711.2402549368. The cubic root of 6676726784 is about 1883.0182752551.

The spelling of 6676726784 in words is "six billion, six hundred seventy-six million, seven hundred twenty-six thousand, seven hundred eighty-four".