550555115 has 48 divisors (see below), whose sum is σ = 806353920. Its totient is φ = 356820480.

The previous prime is 550555099. The next prime is 550555171. The reversal of 550555115 is 511555055.

550555115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 550555115 - 2⁴ = 550555099 is a prime.

It is a super-2 number, since 2×550555115² = 606221869305326450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 301094 + ... + 302916.

It is an arithmetic number, because the mean of its divisors is an integer number (16799040).

Almost surely, 2^550555115 is an apocalyptic number.

550555115 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

550555115 is a deficient number, since it is larger than the sum of its proper divisors (255798805).

550555115 is a wasteful number, since it uses less digits than its factorization.

550555115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1892 (or 1875 counting only the distinct ones).

The product of its (nonzero) digits is 15625, while the sum is 32.

The square root of 550555115 is about 23463.9109058997. The cubic root of 550555115 is about 819.5968249019.

The spelling of 550555115 in words is "five hundred fifty million, five hundred fifty-five thousand, one hundred fifteen".