550985870323 has 8 divisors (see below), whose sum is σ = 630078173792. Its totient is φ = 471988575936.

The previous prime is 550985870293. The next prime is 550985870353. The reversal of 550985870323 is 323078589055.

It is an interprime number because it is at equal distance from previous prime (550985870293) and next prime (550985870353).

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

It is a de Polignac number, because none of the positive numbers 2^k-550985870323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550985870353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23739840 + ... + 23763037.

It is an arithmetic number, because the mean of its divisors is an integer number (78759771724).

Almost surely, 2^550985870323 is an apocalyptic number.

550985870323 is a deficient number, since it is larger than the sum of its proper divisors (79092303469).

550985870323 is a wasteful number, since it uses less digits than its factorization.

550985870323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47504541.

The product of its (nonzero) digits is 9072000, while the sum is 55.

The spelling of 550985870323 in words is "five hundred fifty billion, nine hundred eighty-five million, eight hundred seventy thousand, three hundred twenty-three".