28653350708 has 72 divisors (see below), whose sum is σ = 52886766240. Its totient is φ = 13578514560.

The previous prime is 28653350681. The next prime is 28653350741. The reversal of 28653350708 is 80705335682.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42323666 + ... + 42324342.

It is an arithmetic number, because the mean of its divisors is an integer number (734538420).

Almost surely, 2^28653350708 is an apocalyptic number.

It is an amenable number.

28653350708 is a deficient number, since it is larger than the sum of its proper divisors (24233415532).

28653350708 is a wasteful number, since it uses less digits than its factorization.

28653350708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945 (or 906 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 47.

The spelling of 28653350708 in words is "twenty-eight billion, six hundred fifty-three million, three hundred fifty thousand, seven hundred eight".