2548066728 has 32 divisors (see below), whose sum is σ = 6385766400. Its totient is φ = 847275648.

The previous prime is 2548066691. The next prime is 2548066757. The reversal of 2548066728 is 8276608452.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119976 + ... + 139607.

It is an arithmetic number, because the mean of its divisors is an integer number (199555200).

Almost surely, 2^2548066728 is an apocalyptic number.

It is an amenable number.

2548066728 is an abundant number, since it is smaller than the sum of its proper divisors (3837699672).

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

2548066728 is a wasteful number, since it uses less digits than its factorization.

2548066728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260001 (or 259997 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 48.

The square root of 2548066728 is about 50478.3788170738. The cubic root of 2548066728 is about 1365.8518618290.

The spelling of 2548066728 in words is "two billion, five hundred forty-eight million, sixty-six thousand, seven hundred twenty-eight".