550255355323 has 4 divisors (see below), whose sum is σ = 550577332080. Its totient is φ = 549933378568.

The previous prime is 550255355269. The next prime is 550255355329. The reversal of 550255355323 is 323553552055.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550255355323 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 550255355323.

It is not an unprimeable number, because it can be changed into a prime (550255355329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160985815 + ... + 160989232.

It is an arithmetic number, because the mean of its divisors is an integer number (137644333020).

Almost surely, 2^550255355323 is an apocalyptic number.

550255355323 is a deficient number, since it is larger than the sum of its proper divisors (321976757).

550255355323 is a wasteful number, since it uses less digits than its factorization.

550255355323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321976756.

The product of its (nonzero) digits is 1687500, while the sum is 43.

The spelling of 550255355323 in words is "five hundred fifty billion, two hundred fifty-five million, three hundred fifty-five thousand, three hundred twenty-three".