550104555550 has 48 divisors (see below), whose sum is σ = 1116318957264. Its totient is φ = 200018880000.

The previous prime is 550104555529. The next prime is 550104555563. The reversal of 550104555550 is 55555401055.

It is a happy number.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 6525670 + ... + 6609430.

It is an arithmetic number, because the mean of its divisors is an integer number (23256644943).

Almost surely, 2^550104555550 is an apocalyptic number.

550104555550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

550104555550 is an abundant number, since it is smaller than the sum of its proper divisors (566214401714).

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

550104555550 is a wasteful number, since it uses less digits than its factorization.

550104555550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95725 (or 95720 counting only the distinct ones).

The product of its (nonzero) digits is 312500, while the sum is 40.

The spelling of 550104555550 in words is "five hundred fifty billion, one hundred four million, five hundred fifty-five thousand, five hundred fifty".