5555353634209 has 16 divisors (see below), whose sum is σ = 5881029105600. Its totient is φ = 5238638548416.

The previous prime is 5555353634143. The next prime is 5555353634263. The reversal of 5555353634209 is 9024363535555.

It is a cyclic number.

It is not a de Polignac number, because 5555353634209 - 2¹¹ = 5555353632161 is a prime.

It is a super-2 number, since 2×5555353634209² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5555353634209.

It is not an unprimeable number, because it can be changed into a prime (5555353631209) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 16315587 + ... + 16652599.

It is an arithmetic number, because the mean of its divisors is an integer number (367564319100).

Almost surely, 2^{5555353634209} is an apocalyptic number.

It is an amenable number.

5555353634209 is a deficient number, since it is larger than the sum of its proper divisors (325675471391).

5555353634209 is a wasteful number, since it uses less digits than its factorization.

5555353634209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350304.

The product of its (nonzero) digits is 36450000, while the sum is 55.

The spelling of 5555353634209 in words is "five trillion, five hundred fifty-five billion, three hundred fifty-three million, six hundred thirty-four thousand, two hundred nine".