550215344553 has 16 divisors (see below), whose sum is σ = 838758429696. Its totient is φ = 314283125520.

The previous prime is 550215344531. The next prime is 550215344557. The reversal of 550215344553 is 355443512055.

It is not a de Polignac number, because 550215344553 - 2⁵ = 550215344521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (550215344557) 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 15 ways as a sum of consecutive naturals, for example, 5181303 + ... + 5286428.

It is an arithmetic number, because the mean of its divisors is an integer number (52422401856).

Almost surely, 2^550215344553 is an apocalyptic number.

It is an amenable number.

550215344553 is a deficient number, since it is larger than the sum of its proper divisors (288543085143).

550215344553 is a wasteful number, since it uses less digits than its factorization.

550215344553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10470244.

The product of its (nonzero) digits is 900000, while the sum is 42.

The spelling of 550215344553 in words is "five hundred fifty billion, two hundred fifteen million, three hundred forty-four thousand, five hundred fifty-three".