5005555555549 has 4 divisors (see below), whose sum is σ = 5007951706780. Its totient is φ = 5003159404320.

The previous prime is 5005555555541. The next prime is 5005555555573. The reversal of 5005555555549 is 9455555555005.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3431822940324 + 1573732615225 = 1852518^2 + 1254485^2 .

It is a cyclic number.

It is not a de Polignac number, because 5005555555549 - 2³ = 5005555555541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5005555555493 and 5005555555502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5005555555541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1198072482 + ... + 1198076659.

It is an arithmetic number, because the mean of its divisors is an integer number (1251987926695).

Almost surely, 2^{5005555555549} is an apocalyptic number.

It is an amenable number.

5005555555549 is a deficient number, since it is larger than the sum of its proper divisors (2396151231).

5005555555549 is a wasteful number, since it uses less digits than its factorization.

5005555555549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2396151230.

The product of its (nonzero) digits is 70312500, while the sum is 58.

The spelling of 5005555555549 in words is "five trillion, five billion, five hundred fifty-five million, five hundred fifty-five thousand, five hundred forty-nine".