28556224318 has 16 divisors (see below), whose sum is σ = 43733934720. Its totient is φ = 13980175000.

The previous prime is 28556224309. The next prime is 28556224343. The reversal of 28556224318 is 81342265582.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452458 + ... + 511693.

It is an arithmetic number, because the mean of its divisors is an integer number (2733370920).

Almost surely, 2^28556224318 is an apocalyptic number.

28556224318 is a deficient number, since it is larger than the sum of its proper divisors (15177710402).

28556224318 is a wasteful number, since it uses less digits than its factorization.

28556224318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964463.

The product of its digits is 921600, while the sum is 46.

The spelling of 28556224318 in words is "twenty-eight billion, five hundred fifty-six million, two hundred twenty-four thousand, three hundred eighteen".