555872000 has 144 divisors (see below), whose sum is σ = 1434888000. Its totient is φ = 214323200.

The previous prime is 555871969. The next prime is 555872011. The reversal of 555872000 is 278555.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

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 15 ways as a sum of consecutive naturals, for example, 927701 + ... + 928299.

It is an arithmetic number, because the mean of its divisors is an integer number (9964500).

Almost surely, 2^555872000 is an apocalyptic number.

555872000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 555872000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (717444000).

555872000 is an abundant number, since it is smaller than the sum of its proper divisors (879016000).

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

555872000 is an equidigital number, since it uses as much as digits as its factorization.

555872000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659 (or 635 counting only the distinct ones).

The product of its (nonzero) digits is 14000, while the sum is 32.

The square root of 555872000 is about 23576.9378842970. The cubic root of 555872000 is about 822.2267456397.

The spelling of 555872000 in words is "five hundred fifty-five million, eight hundred seventy-two thousand".