28375591075648 has 56 divisors (see below), whose sum is σ = 56725099351200. Its totient is φ = 14083038528000.

The previous prime is 28375591075627. The next prime is 28375591075661. The reversal of 28375591075648 is 84657019557382.

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 7 ways as a sum of consecutive naturals, for example, 1692403 + ... + 7721101.

It is an arithmetic number, because the mean of its divisors is an integer number (1012948202700).

It is a 1-persistent number, because it is pandigital, but 2⋅28375591075648 = 56751182151296 is not.

Almost surely, 2^{28375591075648} is an apocalyptic number.

It is an amenable number.

28375591075648 is a deficient number, since it is larger than the sum of its proper divisors (28349508275552).

28375591075648 is a wasteful number, since it uses less digits than its factorization.

28375591075648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6029255 (or 6029245 counting only the distinct ones).

The product of its (nonzero) digits is 508032000, while the sum is 70.

The spelling of 28375591075648 in words is "twenty-eight trillion, three hundred seventy-five billion, five hundred ninety-one million, seventy-five thousand, six hundred forty-eight".