6728100288 has 112 divisors (see below), whose sum is σ = 21909511680. Its totient is φ = 1774439424.

The previous prime is 6728100263. The next prime is 6728100331. The reversal of 6728100288 is 8820018276.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175068 + ... + 210011.

It is an arithmetic number, because the mean of its divisors is an integer number (195620640).

Almost surely, 2^6728100288 is an apocalyptic number.

It is an amenable number.

6728100288 is an abundant number, since it is smaller than the sum of its proper divisors (15181411392).

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

6728100288 is a wasteful number, since it uses less digits than its factorization.

6728100288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385114 (or 385104 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 42.

The square root of 6728100288 is about 82024.9979457482. The cubic root of 6728100288 is about 1887.8355154511.

The spelling of 6728100288 in words is "six billion, seven hundred twenty-eight million, one hundred thousand, two hundred eighty-eight".