5500000550509 has 2 divisors, whose sum is σ = 5500000550510. Its totient is φ = 5500000550508.

The previous prime is 5500000550501. The next prime is 5500000550563. The reversal of 5500000550509 is 9050550000055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4385715524100 + 1114285026409 = 2094210^2 + 1055597^2 .

It is a cyclic number.

It is not a de Polignac number, because 5500000550509 - 2³ = 5500000550501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5500000550501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2750000275254 + 2750000275255.

It is an arithmetic number, because the mean of its divisors is an integer number (2750000275255).

Almost surely, 2^{5500000550509} is an apocalyptic number.

It is an amenable number.

5500000550509 is a deficient number, since it is larger than the sum of its proper divisors (1).

5500000550509 is an equidigital number, since it uses as much as digits as its factorization.

5500000550509 is an evil number, because the sum of its binary digits is even.

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

The spelling of 5500000550509 in words is "five trillion, five hundred billion, five hundred fifty thousand, five hundred nine".