555617120 has 96 divisors (see below), whose sum is σ = 1396180800. Its totient is φ = 208224256.

The previous prime is 555617099. The next prime is 555617129. The reversal of 555617120 is 21716555.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555617129) by changing a digit.

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, 976196 + ... + 976764.

It is an arithmetic number, because the mean of its divisors is an integer number (14543550).

Almost surely, 2^555617120 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 555617120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (698090400).

555617120 is an abundant number, since it is smaller than the sum of its proper divisors (840563680).

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

555617120 is a wasteful number, since it uses less digits than its factorization.

555617120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960 (or 952 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 32.

The square root of 555617120 is about 23571.5319824571. The cubic root of 555617120 is about 822.1010565171.

The spelling of 555617120 in words is "five hundred fifty-five million, six hundred seventeen thousand, one hundred twenty".