55056105555 has 32 divisors (see below), whose sum is σ = 99197872128. Its totient is φ = 25832774400.

The previous prime is 55056105539. The next prime is 55056105569. The reversal of 55056105555 is 55550165055.

It is not a de Polignac number, because 55056105555 - 2⁴ = 55056105539 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5376714 + ... + 5386943.

It is an arithmetic number, because the mean of its divisors is an integer number (3099933504).

Almost surely, 2^55056105555 is an apocalyptic number.

55056105555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55056105555 is a deficient number, since it is larger than the sum of its proper divisors (44141766573).

55056105555 is a wasteful number, since it uses less digits than its factorization.

55056105555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10763707.

The product of its (nonzero) digits is 468750, while the sum is 42.

The spelling of 55056105555 in words is "fifty-five billion, fifty-six million, one hundred five thousand, five hundred fifty-five".