4255727616 has 540 divisors, whose sum is σ = 15539422080. Its totient is φ = 1114767360.

The previous prime is 4255727603. The next prime is 4255727621. The reversal of 4255727616 is 6167275524.

4255727616 is a `hidden beast` number, since 4 + 2 + 5 + 5 + 7 + 27 + 616 = 666.

It is a super-2 number, since 2×4255727616² = 36222435083170086912, which contains 22 as substring.

Its product of digits (705600) is a multiple of the sum of its prime factors (98).

It is a nialpdrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 137281521 + ... + 137281551.

Almost surely, 2^4255727616 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 4255727616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7769711040).

4255727616 is an abundant number, since it is smaller than the sum of its proper divisors (11283694464).

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

4255727616 is a wasteful number, since it uses less digits than its factorization.

4255727616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98 (or 62 counting only the distinct ones).

The product of its digits is 705600, while the sum is 45.

The square root of 4255727616 is about 65235.9380709743. The cubic root of 4255727616 is about 1620.5332309581.

The spelling of 4255727616 in words is "four billion, two hundred fifty-five million, seven hundred twenty-seven thousand, six hundred sixteen".