5515500505 has 4 divisors (see below), whose sum is σ = 6618600612. Its totient is φ = 4412400400.

The previous prime is 5515500499. The next prime is 5515500511. The reversal of 5515500505 is 5050055155.

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

It is an interprime number because it is at equal distance from previous prime (5515500499) and next prime (5515500511).

It can be written as a sum of positive squares in 2 ways, for example, as 3660734016 + 1854766489 = 60504^2 + 43067^2 .

It is not a de Polignac number, because 5515500505 - 2³¹ = 3368016857 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 551550046 + ... + 551550055.

It is an arithmetic number, because the mean of its divisors is an integer number (1654650153).

Almost surely, 2^5515500505 is an apocalyptic number.

It is an amenable number.

5515500505 is a deficient number, since it is larger than the sum of its proper divisors (1103100107).

5515500505 is a wasteful number, since it uses less digits than its factorization.

5515500505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103100106.

The product of its (nonzero) digits is 15625, while the sum is 31.

The square root of 5515500505 is about 74266.4157274336. The cubic root of 5515500505 is about 1766.8308602388.

The spelling of 5515500505 in words is "five billion, five hundred fifteen million, five hundred thousand, five hundred five".