555663360 has 480 divisors, whose sum is σ = 2264855040. Its totient is φ = 113246208.

The previous prime is 555663307. The next prime is 555663419. The reversal of 555663360 is 63366555.

It is a tau number, because it is divible by the number of its divisors (480).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29245431 + ... + 29245449.

It is an arithmetic number, because the mean of its divisors is an integer number (4718448).

Almost surely, 2^555663360 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 555663360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1132427520).

555663360 is an abundant number, since it is smaller than the sum of its proper divisors (1709191680).

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

555663360 is a wasteful number, since it uses less digits than its factorization.

555663360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79 (or 53 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 39.

The square root of 555663360 is about 23572.5128062326. The cubic root of 555663360 is about 822.1238617290.

The spelling of 555663360 in words is "five hundred fifty-five million, six hundred sixty-three thousand, three hundred sixty".