28316336425648 has 20 divisors (see below), whose sum is σ = 54863994682728. Its totient is φ = 14157886184960.

The previous prime is 28316336425631. The next prime is 28316336425679. The reversal of 28316336425648 is 84652463361382.

It is a happy 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, 16797238 + ... + 18405973.

Almost surely, 2^{28316336425648} is an apocalyptic number.

It is an amenable number.

28316336425648 is a deficient number, since it is larger than the sum of its proper divisors (26547658257080).

28316336425648 is a wasteful number, since it uses less digits than its factorization.

28316336425648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35253492 (or 35253486 counting only the distinct ones).

The product of its digits is 119439360, while the sum is 61.

The spelling of 28316336425648 in words is "twenty-eight trillion, three hundred sixteen billion, three hundred thirty-six million, four hundred twenty-five thousand, six hundred forty-eight".