6729720000 has 140 divisors (see below), whose sum is σ = 22250421336. Its totient is φ = 1794560000.

The previous prime is 6729719999. The next prime is 6729720037. The reversal of 6729720000 is 279276.

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 19 ways as a sum of consecutive naturals, for example, 91960 + ... + 148040.

Almost surely, 2^6729720000 is an apocalyptic number.

6729720000 is a gapful number since it is divisible by the number (60) 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 6729720000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11125210668).

6729720000 is an abundant number, since it is smaller than the sum of its proper divisors (15520701336).

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

6729720000 is an equidigital number, since it uses as much as digits as its factorization.

6729720000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56116 (or 56091 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 6729720000 is about 82034.8706343833. The cubic root of 6729720000 is about 1887.9869947874.

Adding to 6729720000 its reverse (279276), we get a palindrome (6729999276).

The spelling of 6729720000 in words is "six billion, seven hundred twenty-nine million, seven hundred twenty thousand".