555649080 has 256 divisors, whose sum is σ = 2037934080. Its totient is φ = 118308864.

The previous prime is 555649057. The next prime is 555649099. The reversal of 555649080 is 80946555.

555649080 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

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 63 ways as a sum of consecutive naturals, for example, 2384644 + ... + 2384876.

It is an arithmetic number, because the mean of its divisors is an integer number (7960680).

Almost surely, 2^555649080 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 555649080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1018967040).

555649080 is an abundant number, since it is smaller than the sum of its proper divisors (1482285000).

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

555649080 is a wasteful number, since it uses less digits than its factorization.

555649080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438 (or 434 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 42.

The square root of 555649080 is about 23572.2099091282. The cubic root of 555649080 is about 822.1168190780.

The spelling of 555649080 in words is "five hundred fifty-five million, six hundred forty-nine thousand, eighty".