28446882460688 has 20 divisors (see below), whose sum is σ = 55158329668860. Its totient is φ = 14212474804224.

The previous prime is 28446882460657. The next prime is 28446882460697. The reversal of 28446882460688 is 88606428864482.

It can be written as a sum of positive squares in 2 ways, for example, as 26830037971984 + 1616844488704 = 5179772^2 + 1271552^2 .

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 3 ways as a sum of consecutive naturals, for example, 685380233 + ... + 685421736.

It is an arithmetic number, because the mean of its divisors is an integer number (2757916483443).

Almost surely, 2^{28446882460688} is an apocalyptic number.

It is an amenable number.

28446882460688 is a deficient number, since it is larger than the sum of its proper divisors (26711447208172).

28446882460688 is a wasteful number, since it uses less digits than its factorization.

28446882460688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370803274 (or 1370803268 counting only the distinct ones).

The product of its (nonzero) digits is 1811939328, while the sum is 74.

The spelling of 28446882460688 in words is "twenty-eight trillion, four hundred forty-six billion, eight hundred eighty-two million, four hundred sixty thousand, six hundred eighty-eight".