4821573456 has 480 divisors, whose sum is σ = 17548876800. Its totient is φ = 1202688000.

The previous prime is 4821573431. The next prime is 4821573469. The reversal of 4821573456 is 6543751284.

4821573456 is a `hidden beast` number, since 4 + 8 + 21 + 573 + 4 + 56 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 19209331 + ... + 19209581.

It is an arithmetic number, because the mean of its divisors is an integer number (36560160).

Almost surely, 2^4821573456 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 4821573456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8774438400).

4821573456 is an abundant number, since it is smaller than the sum of its proper divisors (12727303344).

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

4821573456 is a wasteful number, since it uses less digits than its factorization.

4821573456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367 (or 358 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The square root of 4821573456 is about 69437.5507632578. The cubic root of 4821573456 is about 1689.3887424454.

The spelling of 4821573456 in words is "four billion, eight hundred twenty-one million, five hundred seventy-three thousand, four hundred fifty-six".