55000555030550 has 12 divisors (see below), whose sum is σ = 102301032356916. Its totient is φ = 22000222012200.

The previous prime is 55000555030489. The next prime is 55000555030573. The reversal of 55000555030550 is 5503055500055.

It is a super-2 number, since 2×55000555030550² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 550005550256 + ... + 550005550355.

It is an arithmetic number, because the mean of its divisors is an integer number (8525086029743).

Almost surely, 2^{55000555030550} is an apocalyptic number.

55000555030550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55000555030550 is a deficient number, since it is larger than the sum of its proper divisors (47300477326366).

55000555030550 is a wasteful number, since it uses less digits than its factorization.

55000555030550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100011100623 (or 1100011100618 counting only the distinct ones).

The product of its (nonzero) digits is 234375, while the sum is 38.

The spelling of 55000555030550 in words is "fifty-five trillion, five hundred fifty-five million, thirty thousand, five hundred fifty".