550511055050 has 48 divisors (see below), whose sum is σ = 1117133186400. Its totient is φ = 200168596800.

The previous prime is 550511054987. The next prime is 550511055077. The reversal of 550511055050 is 50550115055.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 550511054998 and 550511055016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7569761 + ... + 7642139.

It is an arithmetic number, because the mean of its divisors is an integer number (23273608050).

Almost surely, 2^550511055050 is an apocalyptic number.

550511055050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

550511055050 is an abundant number, since it is smaller than the sum of its proper divisors (566622131350).

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

550511055050 is a wasteful number, since it uses less digits than its factorization.

550511055050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86231 (or 86226 counting only the distinct ones).

The product of its (nonzero) digits is 15625, while the sum is 32.

The spelling of 550511055050 in words is "five hundred fifty billion, five hundred eleven million, fifty-five thousand, fifty".