555505080 has 64 divisors (see below), whose sum is σ = 1794713760. Its totient is φ = 136739328.

The previous prime is 555505043. The next prime is 555505081. The reversal of 555505080 is 80505555.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555505081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 176487 + ... + 179606.

Almost surely, 2^555505080 is an apocalyptic number.

It is an amenable number.

555505080 is an abundant number, since it is smaller than the sum of its proper divisors (1239208680).

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

555505080 is a wasteful number, since it uses less digits than its factorization.

555505080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356120 (or 356116 counting only the distinct ones).

The product of its (nonzero) digits is 25000, while the sum is 33.

The square root of 555505080 is about 23569.1552670010. The cubic root of 555505080 is about 822.0457940045.

The spelling of 555505080 in words is "five hundred fifty-five million, five hundred five thousand, eighty".