5555555000001 has 48 divisors (see below), whose sum is σ = 8739138096000. Its totient is φ = 3387462301440.

The previous prime is 5555554999999. The next prime is 5555555000011. The reversal of 5555555000001 is 1000005555555.

It is a happy number.

5555555000001 is a `hidden beast` number, since 5 + 55 + 55 + 550 + 0 + 0 + 0 + 0 + 1 = 666.

It is not a de Polignac number, because 5555555000001 - 2¹ = 5555554999999 is a prime.

It is a super-2 number, since 2×5555555000001² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5555555000001.

It is not an unprimeable number, because it can be changed into a prime (5555555000011) 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 47 ways as a sum of consecutive naturals, for example, 59813685 + ... + 59906493.

It is an arithmetic number, because the mean of its divisors is an integer number (182065377000).

Almost surely, 2^{5555555000001} is an apocalyptic number.

It is an amenable number.

5555555000001 is a deficient number, since it is larger than the sum of its proper divisors (3183583095999).

5555555000001 is a wasteful number, since it uses less digits than its factorization.

5555555000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104934 (or 104931 counting only the distinct ones).

The product of its (nonzero) digits is 78125, while the sum is 36.

The spelling of 5555555000001 in words is "five trillion, five hundred fifty-five billion, five hundred fifty-five million, one", and thus it is an aban number.