5725556928 has 560 divisors, whose sum is σ = 21376111680. Its totient is φ = 1475076096.

The previous prime is 5725556887. The next prime is 5725556933. The reversal of 5725556928 is 8296555275.

It is a happy number.

5725556928 is a `hidden beast` number, since 5 + 7 + 2 + 55 + 569 + 28 = 666.

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

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 25002318 + ... + 25002546.

It is an arithmetic number, because the mean of its divisors is an integer number (38171628).

Almost surely, 2^5725556928 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 5725556928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10688055840).

5725556928 is an abundant number, since it is smaller than the sum of its proper divisors (15650554752).

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

5725556928 is a wasteful number, since it uses less digits than its factorization.

5725556928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326 (or 307 counting only the distinct ones).

The product of its digits is 7560000, while the sum is 54.

The square root of 5725556928 is about 75667.4099464228. The cubic root of 5725556928 is about 1788.9817589297.

The spelling of 5725556928 in words is "five billion, seven hundred twenty-five million, five hundred fifty-six thousand, nine hundred twenty-eight".