550030280305 has 16 divisors (see below), whose sum is σ = 720197080704. Its totient is φ = 399934554880.

The previous prime is 550030280227. The next prime is 550030280309. The reversal of 550030280305 is 503082030055.

It is a de Polignac number, because none of the positive numbers 2^k-550030280305 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550030280309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 838984 + ... + 1343113.

It is an arithmetic number, because the mean of its divisors is an integer number (45012317544).

Almost surely, 2^550030280305 is an apocalyptic number.

550030280305 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

550030280305 is a deficient number, since it is larger than the sum of its proper divisors (170166800399).

550030280305 is a wasteful number, since it uses less digits than its factorization.

550030280305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2186696.

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 550030280305 in words is "five hundred fifty billion, thirty million, two hundred eighty thousand, three hundred five".