555706880 has 120 divisors (see below), whose sum is σ = 1423365372. Its totient is φ = 207355904.

The previous prime is 555706871. The next prime is 555706891. The reversal of 555706880 is 88607555.

It can be written as a sum of positive squares in 6 ways, for example, as 24127744 + 531579136 = 4912^2 + 23056^2 .

It is a zygodrome in base 15.

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 11 ways as a sum of consecutive naturals, for example, 4917704 + ... + 4917816.

Almost surely, 2^555706880 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 555706880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (711682686).

555706880 is an abundant number, since it is smaller than the sum of its proper divisors (867658492).

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

555706880 is an equidigital number, since it uses as much as digits as its factorization.

555706880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266 (or 137 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 44.

The square root of 555706880 is about 23573.4358972128. The cubic root of 555706880 is about 822.1453243020.

The spelling of 555706880 in words is "five hundred fifty-five million, seven hundred six thousand, eight hundred eighty".