6728333898 has 64 divisors (see below), whose sum is σ = 16045327872. Its totient is φ = 1853945280.

The previous prime is 6728333897. The next prime is 6728334037. The reversal of 6728333898 is 8983338276.

It is not an unprimeable number, because it can be changed into a prime (6728333893) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1036 + ... + 116007.

It is an arithmetic number, because the mean of its divisors is an integer number (250708248).

Almost surely, 2^6728333898 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6728333898, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8022663936).

6728333898 is an abundant number, since it is smaller than the sum of its proper divisors (9316993974).

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

6728333898 is a wasteful number, since it uses less digits than its factorization.

6728333898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117139.

The product of its digits is 10450944, while the sum is 57.

The square root of 6728333898 is about 82026.4219504911. The cubic root of 6728333898 is about 1887.8573647167.

The spelling of 6728333898 in words is "six billion, seven hundred twenty-eight million, three hundred thirty-three thousand, eight hundred ninety-eight".