28706295224 has 16 divisors (see below), whose sum is σ = 53828286720. Its totient is φ = 14352085440.

The previous prime is 28706295209. The next prime is 28706295271. The reversal of 28706295224 is 42259260782.

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 3 ways as a sum of consecutive naturals, for example, 11384 + ... + 239879.

It is an arithmetic number, because the mean of its divisors is an integer number (3364267920).

Almost surely, 2^28706295224 is an apocalyptic number.

It is an amenable number.

28706295224 is a deficient number, since it is larger than the sum of its proper divisors (25121991496).

28706295224 is a wasteful number, since it uses less digits than its factorization.

28706295224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265550 (or 265546 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 28706295224 in words is "twenty-eight billion, seven hundred six million, two hundred ninety-five thousand, two hundred twenty-four".