28568212324 has 12 divisors (see below), whose sum is σ = 52168040064. Its totient is φ = 13663058024.

The previous prime is 28568212313. The next prime is 28568212357. The reversal of 28568212324 is 42321286582.

It is a super-2 number, since 2×28568212324² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 155261932 + ... + 155262115.

It is an arithmetic number, because the mean of its divisors is an integer number (4347336672).

Almost surely, 2^28568212324 is an apocalyptic number.

It is an amenable number.

28568212324 is a deficient number, since it is larger than the sum of its proper divisors (23599827740).

28568212324 is a wasteful number, since it uses less digits than its factorization.

28568212324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310524074 (or 310524072 counting only the distinct ones).

The product of its digits is 368640, while the sum is 43.

The spelling of 28568212324 in words is "twenty-eight billion, five hundred sixty-eight million, two hundred twelve thousand, three hundred twenty-four".