555055530 has 16 divisors (see below), whose sum is σ = 1332133344. Its totient is φ = 148014800.

The previous prime is 555055519. The next prime is 555055547. The reversal of 555055530 is 35550555.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 555055491 and 555055500.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9250896 + ... + 9250955.

It is an arithmetic number, because the mean of its divisors is an integer number (83258334).

Almost surely, 2^555055530 is an apocalyptic number.

555055530 is an abundant number, since it is smaller than the sum of its proper divisors (777077814).

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

555055530 is a wasteful number, since it uses less digits than its factorization.

555055530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18501861.

The product of its (nonzero) digits is 46875, while the sum is 33.

The square root of 555055530 is about 23559.6165079146. The cubic root of 555055530 is about 821.8239836000.

The spelling of 555055530 in words is "five hundred fifty-five million, fifty-five thousand, five hundred thirty".