55055255255055 has 32 divisors (see below), whose sum is σ = 106773828376320. Its totient is φ = 26693457092640.

The previous prime is 55055255255047. The next prime is 55055255255059.

55055255255055 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55055255255055 - 2³ = 55055255255047 is a prime.

It is a super-2 number, since 2×55055255255055² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55055255254992 and 55055255255010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55055255255059) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18537121497 + ... + 18537124466.

It is an arithmetic number, because the mean of its divisors is an integer number (3336682136760).

Almost surely, 2^{55055255255055} is an apocalyptic number.

55055255255055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55055255255055 is a deficient number, since it is larger than the sum of its proper divisors (51718573121265).

55055255255055 is a wasteful number, since it uses less digits than its factorization.

55055255255055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37074245988 (or 37074245982 counting only the distinct ones).

The product of its (nonzero) digits is 39062500, while the sum is 54.

The spelling of 55055255255055 in words is "fifty-five trillion, fifty-five billion, two hundred fifty-five million, two hundred fifty-five thousand, fifty-five".