550016531065 has 16 divisors (see below), whose sum is σ = 663735408336. Its totient is φ = 437536684800.

The previous prime is 550016531059. The next prime is 550016531069. The reversal of 550016531065 is 560135610055.

It can be written as a sum of positive squares in 8 ways, for example, as 224400216681 + 325616314384 = 473709^2 + 570628^2 .

It is not a de Polignac number, because 550016531065 - 2¹¹ = 550016529017 is a prime.

It is a super-2 number, since 2×550016531065² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550016531069) 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, 10672299 + ... + 10723711.

It is an arithmetic number, because the mean of its divisors is an integer number (41483463021).

Almost surely, 2^550016531065 is an apocalyptic number.

It is an amenable number.

550016531065 is a deficient number, since it is larger than the sum of its proper divisors (113718877271).

550016531065 is a wasteful number, since it uses less digits than its factorization.

550016531065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63420.

The product of its (nonzero) digits is 67500, while the sum is 37.

The spelling of 550016531065 in words is "five hundred fifty billion, sixteen million, five hundred thirty-one thousand, sixty-five".