550550050550 has 48 divisors (see below), whose sum is σ = 1112690688000. Its totient is φ = 201899498400.

The previous prime is 550550050517. The next prime is 550550050601. The reversal of 550550050550 is 55050055055.

550550050550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 550550050550.

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, 9317750 + ... + 9376649.

It is an arithmetic number, because the mean of its divisors is an integer number (23181056000).

Almost surely, 2^550550050550 is an apocalyptic number.

550550050550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

550550050550 is an abundant number, since it is smaller than the sum of its proper divisors (562140637450).

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

550550050550 is a wasteful number, since it uses less digits than its factorization.

550550050550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18694461 (or 18694456 counting only the distinct ones).

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

The spelling of 550550050550 in words is "five hundred fifty billion, five hundred fifty million, fifty thousand, five hundred fifty".