5500550505555 has 96 divisors (see below), whose sum is σ = 10927821864960. Its totient is φ = 2507274777600.

The previous prime is 5500550505547. The next prime is 5500550505587. The reversal of 5500550505555 is 5555050550055.

It is not a de Polignac number, because 5500550505555 - 2³ = 5500550505547 is a prime.

It is a super-2 number, since 2×5500550505555² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 5500550505555.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 388916814 + ... + 388930956.

It is an arithmetic number, because the mean of its divisors is an integer number (113831477760).

Almost surely, 2^{5500550505555} is an apocalyptic number.

5500550505555 is a deficient number, since it is larger than the sum of its proper divisors (5427271359405).

5500550505555 is a wasteful number, since it uses less digits than its factorization.

5500550505555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17641 (or 17638 counting only the distinct ones).

The product of its (nonzero) digits is 1953125, while the sum is 45.

The spelling of 5500550505555 in words is "five trillion, five hundred billion, five hundred fifty million, five hundred five thousand, five hundred fifty-five".