2450568728 has 8 divisors (see below), whose sum is σ = 4594816380. Its totient is φ = 1225284360.

The previous prime is 2450568707. The next prime is 2450568779. The reversal of 2450568728 is 8278650542.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153160538 + ... + 153160553.

Almost surely, 2^2450568728 is an apocalyptic number.

It is an amenable number.

2450568728 is a deficient number, since it is larger than the sum of its proper divisors (2144247652).

2450568728 is a wasteful number, since it uses less digits than its factorization.

2450568728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306321097 (or 306321093 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 47.

The square root of 2450568728 is about 49503.2193700571. The cubic root of 2450568728 is about 1348.2040550248.

The spelling of 2450568728 in words is "two billion, four hundred fifty million, five hundred sixty-eight thousand, seven hundred twenty-eight".