6728351122 has 8 divisors (see below), whose sum is σ = 10095133500. Its totient is φ = 3363306624.

The previous prime is 6728351111. The next prime is 6728351141. The reversal of 6728351122 is 2211538276.

It can be written as a sum of positive squares in 2 ways, for example, as 6390563481 + 337787641 = 79941^2 + 18379^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424747 + ... + 440302.

Almost surely, 2^6728351122 is an apocalyptic number.

6728351122 is a deficient number, since it is larger than the sum of its proper divisors (3366782378).

6728351122 is a wasteful number, since it uses less digits than its factorization.

6728351122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868940.

The product of its digits is 40320, while the sum is 37.

The square root of 6728351122 is about 82026.5269409842. The cubic root of 6728351122 is about 1887.8589756369.

Adding to 6728351122 its reverse (2211538276), we get a palindrome (8939889398).

It can be divided in two parts, 6728 and 351122, that multiplied together give a square (2362348816 = 48604²).

The spelling of 6728351122 in words is "six billion, seven hundred twenty-eight million, three hundred fifty-one thousand, one hundred twenty-two".