4499785656 has 256 divisors, whose sum is σ = 13745664000. Its totient is φ = 1358622720.

The previous prime is 4499785649. The next prime is 4499785657. The reversal of 4499785656 is 6565879944.

4499785656 is a `hidden beast` number, since 4 + 499 + 7 + 85 + 65 + 6 = 666.

It is a super-3 number, since 3×4499785656³ (a number of 30 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4499785593 and 4499785602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4499785657) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14376156 + ... + 14376468.

It is an arithmetic number, because the mean of its divisors is an integer number (53694000).

Almost surely, 2^4499785656 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 4499785656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6872832000).

4499785656 is an abundant number, since it is smaller than the sum of its proper divisors (9245878344).

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

4499785656 is a wasteful number, since it uses less digits than its factorization.

4499785656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491 (or 481 counting only the distinct ones).

The product of its digits is 65318400, while the sum is 63.

The square root of 4499785656 is about 67080.4416801201. The cubic root of 4499785656 is about 1650.9374111313.

The spelling of 4499785656 in words is "four billion, four hundred ninety-nine million, seven hundred eighty-five thousand, six hundred fifty-six".