5244281856 has 396 divisors, whose sum is σ = 17646286320. Its totient is φ = 1487339520.

The previous prime is 5244281851. The next prime is 5244281893. The reversal of 5244281856 is 6581824425.

5244281856 is a `hidden beast` number, since 52 + 442 + 81 + 85 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (396).

It is not an unprimeable number, because it can be changed into a prime (5244281851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 29297575 + ... + 29297753.

Almost surely, 2^5244281856 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 5244281856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8823143160).

5244281856 is an abundant number, since it is smaller than the sum of its proper divisors (12402004464).

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

5244281856 is a wasteful number, since it uses less digits than its factorization.

5244281856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250 (or 212 counting only the distinct ones).

The product of its digits is 614400, while the sum is 45.

The square root of 5244281856 is about 72417.4140383375. The cubic root of 5244281856 is about 1737.3820957276.

The spelling of 5244281856 in words is "five billion, two hundred forty-four million, two hundred eighty-one thousand, eight hundred fifty-six".