28300248211 has 8 divisors (see below), whose sum is σ = 29972061504. Its totient is φ = 26629223040.

The previous prime is 28300248203. The next prime is 28300248217. The reversal of 28300248211 is 11284200382.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 28300248211 - 2³ = 28300248203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28300248217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122280 + ... + 267493.

It is an arithmetic number, because the mean of its divisors is an integer number (3746507688).

Almost surely, 2^28300248211 is an apocalyptic number.

28300248211 is a deficient number, since it is larger than the sum of its proper divisors (1671813293).

28300248211 is a wasteful number, since it uses less digits than its factorization.

28300248211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394061.

The product of its (nonzero) digits is 6144, while the sum is 31.

Adding to 28300248211 its reverse (11284200382), we get a palindrome (39584448593).

The spelling of 28300248211 in words is "twenty-eight billion, three hundred million, two hundred forty-eight thousand, two hundred eleven".