5509449055 has 32 divisors (see below), whose sum is σ = 7272426240. Its totient is φ = 3973643520.

The previous prime is 5509449041. The next prime is 5509449059.

5509449055 = 30300² + 30301² + ... + 30305².

5509449055 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5509449055 - 2¹³ = 5509440863 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5509448996 and 5509449014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5509449059) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6073912 + ... + 6074818.

It is an arithmetic number, because the mean of its divisors is an integer number (227263320).

Almost surely, 2^5509449055 is an apocalyptic number.

5509449055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5509449055 is a deficient number, since it is larger than the sum of its proper divisors (1762977185).

5509449055 is a wasteful number, since it uses less digits than its factorization.

5509449055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1719.

The product of its (nonzero) digits is 810000, while the sum is 46.

The square root of 5509449055 is about 74225.6630485710. The cubic root of 5509449055 is about 1766.1844516150.

The spelling of 5509449055 in words is "five billion, five hundred nine million, four hundred forty-nine thousand, fifty-five".