555056828928 has 240 divisors, whose sum is σ = 1927137875520. Its totient is φ = 150240780288.

The previous prime is 555056828927. The next prime is 555056828971. The reversal of 555056828928 is 829828650555.

555056828928 is a `hidden beast` number, since 5 + 550 + 56 + 8 + 2 + 8 + 9 + 28 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (555056828923) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 160026 + ... + 1065702.

It is an arithmetic number, because the mean of its divisors is an integer number (8029741148).

Almost surely, 2^555056828928 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 555056828928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (963568937760).

555056828928 is an abundant number, since it is smaller than the sum of its proper divisors (1372081046592).

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

555056828928 is a wasteful number, since it uses less digits than its factorization.

555056828928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905727 (or 905708 counting only the distinct ones).

The product of its (nonzero) digits is 69120000, while the sum is 63.

The spelling of 555056828928 in words is "five hundred fifty-five billion, fifty-six million, eight hundred twenty-eight thousand, nine hundred twenty-eight".