5505278052550 has 48 divisors (see below), whose sum is σ = 10850137689600. Its totient is φ = 2072394612000.

The previous prime is 5505278052523. The next prime is 5505278052601. The reversal of 5505278052550 is 552508725055.

It is a junction number, because it is equal to n+sod(n) for n = 5505278052494 and 5505278052503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19045390 + ... + 19332289.

It is an arithmetic number, because the mean of its divisors is an integer number (226044535200).

Almost surely, 2^{5505278052550} is an apocalyptic number.

5505278052550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5505278052550 is a deficient number, since it is larger than the sum of its proper divisors (5344859637050).

5505278052550 is a wasteful number, since it uses less digits than its factorization.

5505278052550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38377861 (or 38377856 counting only the distinct ones).

The product of its (nonzero) digits is 3500000, while the sum is 49.

The spelling of 5505278052550 in words is "five trillion, five hundred five billion, two hundred seventy-eight million, fifty-two thousand, five hundred fifty".