28060637704 has 16 divisors (see below), whose sum is σ = 57396759120. Its totient is φ = 12754835280.

The previous prime is 28060637641. The next prime is 28060637779. The reversal of 28060637704 is 40773606082.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159435354 + ... + 159435529.

It is an arithmetic number, because the mean of its divisors is an integer number (3587297445).

Almost surely, 2^28060637704 is an apocalyptic number.

It is an amenable number.

28060637704 is an abundant number, since it is smaller than the sum of its proper divisors (29336121416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28060637704 is a wasteful number, since it uses less digits than its factorization.

28060637704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318870900 (or 318870896 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 43.

The spelling of 28060637704 in words is "twenty-eight billion, sixty million, six hundred thirty-seven thousand, seven hundred four".