4728761856 has 600 divisors, whose sum is σ = 17780190120. Its totient is φ = 1240178688.

The previous prime is 4728761789. The next prime is 4728761861. The reversal of 4728761856 is 6581678274.

It is a super-2 number, since 2×4728761856² = 44722377381521129472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 26417575 + ... + 26417753.

Almost surely, 2^4728761856 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 4728761856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8890095060).

4728761856 is an abundant number, since it is smaller than the sum of its proper divisors (13051428264).

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

4728761856 is a wasteful number, since it uses less digits than its factorization.

4728761856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236 (or 204 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 54.

The square root of 4728761856 is about 68765.9934560681. The cubic root of 4728761856 is about 1678.4786226844.

The spelling of 4728761856 in words is "four billion, seven hundred twenty-eight million, seven hundred sixty-one thousand, eight hundred fifty-six".