55506056616550 has 24 divisors (see below), whose sum is σ = 103241734572600. Its totient is φ = 22202321729280.

The previous prime is 55506056616529. The next prime is 55506056616583. The reversal of 55506056616550 is 5561665060555.

55506056616550 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 2×55506056616550² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55506056616491 and 55506056616500.

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 11 ways as a sum of consecutive naturals, for example, 9119286 + ... + 13934614.

It is an arithmetic number, because the mean of its divisors is an integer number (4301738940525).

Almost surely, 2^{55506056616550} is an apocalyptic number.

55506056616550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55506056616550 is a deficient number, since it is larger than the sum of its proper divisors (47735677956050).

55506056616550 is a wasteful number, since it uses less digits than its factorization.

55506056616550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5045880 (or 5045875 counting only the distinct ones).

The product of its (nonzero) digits is 20250000, while the sum is 55.

The spelling of 55506056616550 in words is "fifty-five trillion, five hundred six billion, fifty-six million, six hundred sixteen thousand, five hundred fifty".