55055555051055 has 48 divisors (see below), whose sum is σ = 95757346052640. Its totient is φ = 26998808838144.

The previous prime is 55055555051047. The next prime is 55055555051071. The reversal of 55055555051055 is 55015055555055.

It is not a de Polignac number, because 55055555051055 - 2³ = 55055555051047 is a prime.

It is a super-2 number, since 2×55055555051055² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55055555050989 and 55055555051007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41601750 + ... + 42904739.

It is an arithmetic number, because the mean of its divisors is an integer number (1994944709430).

Almost surely, 2^{55055555051055} is an apocalyptic number.

55055555051055 is a deficient number, since it is larger than the sum of its proper divisors (40701791001585).

55055555051055 is a wasteful number, since it uses less digits than its factorization.

55055555051055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84506780 (or 84506767 counting only the distinct ones).

The product of its (nonzero) digits is 9765625, while the sum is 51.

The spelling of 55055555051055 in words is "fifty-five trillion, fifty-five billion, five hundred fifty-five million, fifty-one thousand, fifty-five".