28306303326 has 24 divisors (see below), whose sum is σ = 70091799024. Its totient is φ = 8087515200.

The previous prime is 28306303321. The next prime is 28306303387. The reversal of 28306303326 is 62330360382.

28306303326 is a `hidden beast` number, since 28 + 3 + 0 + 6 + 303 + 326 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28306303321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112326475 + ... + 112326726.

It is an arithmetic number, because the mean of its divisors is an integer number (2920491626).

Almost surely, 2^28306303326 is an apocalyptic number.

28306303326 is an abundant number, since it is smaller than the sum of its proper divisors (41785495698).

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

28306303326 is a wasteful number, since it uses less digits than its factorization.

28306303326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224653216 (or 224653213 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 36.

The spelling of 28306303326 in words is "twenty-eight billion, three hundred six million, three hundred three thousand, three hundred twenty-six".