550055330 has 16 divisors (see below), whose sum is σ = 1080108864. Its totient is φ = 200020080.

The previous prime is 550055293. The next prime is 550055369. The reversal of 550055330 is 33550055.

It is a super-2 number, since 2×550055330² = 605121732122817800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 550055330.

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, 2500142 + ... + 2500361.

It is an arithmetic number, because the mean of its divisors is an integer number (67506804).

Almost surely, 2^550055330 is an apocalyptic number.

550055330 is a deficient number, since it is larger than the sum of its proper divisors (530053534).

550055330 is a wasteful number, since it uses less digits than its factorization.

550055330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5000521.

The product of its (nonzero) digits is 5625, while the sum is 26.

The square root of 550055330 is about 23453.2584090143. The cubic root of 550055330 is about 819.3487442527.

The spelling of 550055330 in words is "five hundred fifty million, fifty-five thousand, three hundred thirty".