28543877008 has 20 divisors (see below), whose sum is σ = 55309025968. Its totient is φ = 14270580000.

The previous prime is 28543877003. The next prime is 28543877017. The reversal of 28543877008 is 80077834582.

It is not an unprimeable number, because it can be changed into a prime (28543877003) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 100735 + ... + 259297.

Almost surely, 2^28543877008 is an apocalyptic number.

It is an amenable number.

28543877008 is a deficient number, since it is larger than the sum of its proper divisors (26765148960).

28543877008 is a wasteful number, since it uses less digits than its factorization.

28543877008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169822 (or 169816 counting only the distinct ones).

The product of its (nonzero) digits is 3010560, while the sum is 52.

The spelling of 28543877008 in words is "twenty-eight billion, five hundred forty-three million, eight hundred seventy-seven thousand, eight".