555928560 has 240 divisors, whose sum is σ = 2157049440. Its totient is φ = 126812160.

The previous prime is 555928559. The next prime is 555928567. The reversal of 555928560 is 65829555.

555928560 is a `hidden beast` number, since 5 + 5 + 592 + 8 + 56 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555928567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 132576 + ... + 136704.

It is an arithmetic number, because the mean of its divisors is an integer number (8987706).

Almost surely, 2^555928560 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 555928560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1078524720).

555928560 is an abundant number, since it is smaller than the sum of its proper divisors (1601120880).

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

555928560 is a wasteful number, since it uses less digits than its factorization.

555928560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4176 (or 4167 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 45.

The square root of 555928560 is about 23578.1373310107. The cubic root of 555928560 is about 822.2546318962.

The spelling of 555928560 in words is "five hundred fifty-five million, nine hundred twenty-eight thousand, five hundred sixty".