550555500556 has 48 divisors (see below), whose sum is σ = 1003791406464. Its totient is φ = 264023093376.

The previous prime is 550555500533. The next prime is 550555500569. The reversal of 550555500556 is 655005555055.

It is a happy number.

It is a super-2 number, since 2×550555500556² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2753631 + ... + 2946793.

It is an arithmetic number, because the mean of its divisors is an integer number (20912320968).

Almost surely, 2^550555500556 is an apocalyptic number.

It is an amenable number.

550555500556 is a deficient number, since it is larger than the sum of its proper divisors (453235905908).

550555500556 is a wasteful number, since it uses less digits than its factorization.

550555500556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193510 (or 193508 counting only the distinct ones).

The product of its (nonzero) digits is 2343750, while the sum is 46.

The spelling of 550555500556 in words is "five hundred fifty billion, five hundred fifty-five million, five hundred thousand, five hundred fifty-six".