5550000005555 has 4 divisors (see below), whose sum is σ = 6660000006672. Its totient is φ = 4440000004440.

The previous prime is 5550000005519. The next prime is 5550000005567. The reversal of 5550000005555 is 5555000000555.

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

It is not a de Polignac number, because 5550000005555 - 2¹² = 5550000001459 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

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, 555000000551 + ... + 555000000560.

It is an arithmetic number, because the mean of its divisors is an integer number (1665000001668).

Almost surely, 2^{5550000005555} is an apocalyptic number.

5550000005555 is a deficient number, since it is larger than the sum of its proper divisors (1110000001117).

5550000005555 is a wasteful number, since it uses less digits than its factorization.

5550000005555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110000001116.

The product of its (nonzero) digits is 78125, while the sum is 35.

The spelling of 5550000005555 in words is "five trillion, five hundred fifty billion, five thousand, five hundred fifty-five".