28227616330 has 8 divisors (see below), whose sum is σ = 50809709412. Its totient is φ = 11291046528.

The previous prime is 28227616223. The next prime is 28227616379. The reversal of 28227616330 is 3361672282.

It can be written as a sum of positive squares in 2 ways, for example, as 28163888041 + 63728289 = 167821^2 + 7983^2 .

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, 1411380807 + ... + 1411380826.

Almost surely, 2^28227616330 is an apocalyptic number.

28227616330 is a deficient number, since it is larger than the sum of its proper divisors (22582093082).

28227616330 is a wasteful number, since it uses less digits than its factorization.

28227616330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2822761640.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 28227616330 in words is "twenty-eight billion, two hundred twenty-seven million, six hundred sixteen thousand, three hundred thirty".