4728815616 has 152 divisors (see below), whose sum is σ = 14428378240. Its totient is φ = 1349517312.

The previous prime is 4728815549. The next prime is 4728815629. The reversal of 4728815616 is 6165188274.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

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, 5504595 + ... + 5505453.

Almost surely, 2^4728815616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4728815616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7214189120).

4728815616 is an abundant number, since it is smaller than the sum of its proper divisors (9699562624).

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

4728815616 is an frugal number, since it uses more digits than its factorization.

4728815616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905 (or 871 counting only the distinct ones).

The product of its digits is 645120, while the sum is 48.

The square root of 4728815616 is about 68766.3843458415. The cubic root of 4728815616 is about 1678.4849833817.

The spelling of 4728815616 in words is "four billion, seven hundred twenty-eight million, eight hundred fifteen thousand, six hundred sixteen".