55555005550555 has 8 divisors (see below), whose sum is σ = 76189721897952. Its totient is φ = 38094860948928.

The previous prime is 55555005550529. The next prime is 55555005550589. The reversal of 55555005550555 is 55505550055555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55555005550555 - 2⁷ = 55555005550427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55555005550496 and 55555005550505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 793642936402 + ... + 793642936471.

It is an arithmetic number, because the mean of its divisors is an integer number (9523715237244).

Almost surely, 2^{55555005550555} is an apocalyptic number.

55555005550555 is a deficient number, since it is larger than the sum of its proper divisors (20634716347397).

55555005550555 is a wasteful number, since it uses less digits than its factorization.

55555005550555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1587285872885.

The product of its (nonzero) digits is 48828125, while the sum is 55.

The spelling of 55555005550555 in words is "fifty-five trillion, five hundred fifty-five billion, five million, five hundred fifty thousand, five hundred fifty-five".