55000500505550 has 48 divisors (see below), whose sum is σ = 112053758078160. Its totient is φ = 19992068328960.

The previous prime is 55000500505543. The next prime is 55000500505589. The reversal of 55000500505550 is 5550500500055.

55000500505550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×55000500505550² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55000500505550.

It is a congruent 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 23 ways as a sum of consecutive naturals, for example, 1115604164 + ... + 1115653463.

It is an arithmetic number, because the mean of its divisors is an integer number (2334453293295).

Almost surely, 2^{55000500505550} is an apocalyptic number.

55000500505550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55000500505550 is an abundant number, since it is smaller than the sum of its proper divisors (57053257572610).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55000500505550 is a wasteful number, since it uses less digits than its factorization.

55000500505550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2231257685 (or 2231257680 counting only the distinct ones).

The product of its (nonzero) digits is 78125, while the sum is 35.

The spelling of 55000500505550 in words is "fifty-five trillion, five hundred million, five hundred five thousand, five hundred fifty".