5545554550 has 24 divisors (see below), whose sum is σ = 10489563000. Its totient is φ = 2180623680.

The previous prime is 5545554527. The next prime is 5545554607. The reversal of 5545554550 is 554555455.

It is a junction number, because it is equal to n+sod(n) for n = 5545554497 and 5545554506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 936975 + ... + 942874.

It is an arithmetic number, because the mean of its divisors is an integer number (437065125).

Almost surely, 2^5545554550 is an apocalyptic number.

5545554550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5545554550 is a deficient number, since it is larger than the sum of its proper divisors (4944008450).

5545554550 is a wasteful number, since it uses less digits than its factorization.

5545554550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1879920 (or 1879915 counting only the distinct ones).

The product of its (nonzero) digits is 1250000, while the sum is 43.

The square root of 5545554550 is about 74468.4802450003. The cubic root of 5545554550 is about 1770.0342115170.

The spelling of 5545554550 in words is "five billion, five hundred forty-five million, five hundred fifty-four thousand, five hundred fifty".