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5555555555555 = 55379265371653
BaseRepresentation
bin101000011011000000011…
…1010100101100011100011
3201200002212012220110210102
41100312000322211203203
51212010234210234210
615452104220053015
71112242563032315
oct120660072454343
921602765813712
105555555555555
111852109307135
1275885439416b
13313b6ac47725
14152c670957b5
15997a57deea5
hex50d80ea58e3

5555555555555 has 16 divisors (see below), whose sum is σ = 6878433271680. Its totient is φ = 4305389682048.

The previous prime is 5555555555551. The next prime is 5555555555593.

5555555555555 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 5555555555555 - 22 = 5555555555551 is a prime.

It is a nude number because it is divisible by every one of its digits.

5555555555555 is a modest number, since divided by 5555555 gives 555555 as remainder.

5555555555555 is a nontrivial repdigit in base 10.

It is a plaindrome in base 10.

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 5555555555491 and 5555555555500.

It is not an unprimeable number, because it can be changed into a prime (5555555555551) by changing a digit.

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

It is an upside-down number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132664892 + ... + 132706761.

It is an arithmetic number, because the mean of its divisors is an integer number (429902079480).

Almost surely, 25555555555555 is an apocalyptic number.

5555555555555 is a deficient number, since it is larger than the sum of its proper divisors (1322877716125).

5555555555555 is a wasteful number, since it uses less digits than its factorization.

5555555555555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265371790.

The product of its digits is 1220703125, while the sum is 65.

The spelling of 5555555555555 in words is "five trillion, five hundred fifty-five billion, five hundred fifty-five million, five hundred fifty-five thousand, five hundred fifty-five".