55043321120555 has 8 divisors (see below), whose sum is σ = 66052464543792. Its totient is φ = 44034337430368.

The previous prime is 55043321120519. The next prime is 55043321120581. The reversal of 55043321120555 is 55502112334055.

55043321120555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55043321120555 - 2³⁰ = 55042247378731 is a prime.

It is a super-2 number, since 2×55043321120555² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39173837 + ... + 40554606.

It is an arithmetic number, because the mean of its divisors is an integer number (8256558067974).

Almost surely, 2^{55043321120555} is an apocalyptic number.

55043321120555 is a deficient number, since it is larger than the sum of its proper divisors (11009143423237).

55043321120555 is a wasteful number, since it uses less digits than its factorization.

55043321120555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79866525.

The product of its (nonzero) digits is 450000, while the sum is 41.

The spelling of 55043321120555 in words is "fifty-five trillion, forty-three billion, three hundred twenty-one million, one hundred twenty thousand, five hundred fifty-five".