5500000055509 has 4 divisors (see below), whose sum is σ = 5603773641516. Its totient is φ = 5396226469504.

The previous prime is 5500000055507. The next prime is 5500000055533. The reversal of 5500000055509 is 9055500000055.

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 2355850474884 + 3144149580625 = 1534878^2 + 1773175^2 .

It is a cyclic number.

It is not a de Polignac number, because 5500000055509 - 2¹ = 5500000055507 is a prime.

It is a super-2 number, since 2×5500000055509² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5500000055507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51886792924 + ... + 51886793029.

It is an arithmetic number, because the mean of its divisors is an integer number (1400943410379).

Almost surely, 2^{5500000055509} is an apocalyptic number.

It is an amenable number.

5500000055509 is a deficient number, since it is larger than the sum of its proper divisors (103773586007).

5500000055509 is a wasteful number, since it uses less digits than its factorization.

5500000055509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103773586006.

The product of its (nonzero) digits is 28125, while the sum is 34.

The spelling of 5500000055509 in words is "five trillion, five hundred billion, fifty-five thousand, five hundred nine".