4961903728 has 20 divisors (see below), whose sum is σ = 9749094768. Its totient is φ = 2446008320.

The previous prime is 4961903719. The next prime is 4961903729. The reversal of 4961903728 is 8273091694.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4961903729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2182801 + ... + 2185072.

Almost surely, 2^4961903728 is an apocalyptic number.

It is an amenable number.

4961903728 is a deficient number, since it is larger than the sum of its proper divisors (4787191040).

4961903728 is a wasteful number, since it uses less digits than its factorization.

4961903728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4367952 (or 4367946 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 49.

The square root of 4961903728 is about 70440.7817105972. The cubic root of 4961903728 is about 1705.6219559089.

The spelling of 4961903728 in words is "four billion, nine hundred sixty-one million, nine hundred three thousand, seven hundred twenty-eight".