550340345 has 8 divisors (see below), whose sum is σ = 670265664. Its totient is φ = 433700784.

The previous prime is 550340299. The next prime is 550340347. The reversal of 550340345 is 543043055.

550340345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550340345 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550340347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 821069 + ... + 821738.

It is an arithmetic number, because the mean of its divisors is an integer number (83783208).

Almost surely, 2^550340345 is an apocalyptic number.

It is an amenable number.

550340345 is a deficient number, since it is larger than the sum of its proper divisors (119925319).

550340345 is a wasteful number, since it uses less digits than its factorization.

550340345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1642879.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 550340345 is about 23459.3338566976. Note that the first 3 decimals coincide. The cubic root of 550340345 is about 819.4902369030.

The spelling of 550340345 in words is "five hundred fifty million, three hundred forty thousand, three hundred forty-five".