5500555555055 has 16 divisors (see below), whose sum is σ = 7200774716544. Its totient is φ = 4000377682080.

The previous prime is 5500555555049. The next prime is 5500555555091. The reversal of 5500555555055 is 5505555550055.

It is not a de Polignac number, because 5500555555055 - 2⁸ = 5500555554799 is a prime.

It is a super-2 number, since 2×5500555555055² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5500555554994 and 5500555555012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12826412 + ... + 13248318.

It is an arithmetic number, because the mean of its divisors is an integer number (450048419784).

Almost surely, 2^{5500555555055} is an apocalyptic number.

5500555555055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5500555555055 is a deficient number, since it is larger than the sum of its proper divisors (1700219161489).

5500555555055 is a wasteful number, since it uses less digits than its factorization.

5500555555055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658966.

The product of its (nonzero) digits is 9765625, while the sum is 50.

The spelling of 5500555555055 in words is "five trillion, five hundred billion, five hundred fifty-five million, five hundred fifty-five thousand, fifty-five".