550451065 has 16 divisors (see below), whose sum is σ = 697996800. Its totient is φ = 415876032.

The previous prime is 550451063. The next prime is 550451093. The reversal of 550451065 is 560154055.

It is a cyclic number.

It is not a de Polignac number, because 550451065 - 2¹ = 550451063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (550451063) 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, 21210 + ... + 39379.

It is an arithmetic number, because the mean of its divisors is an integer number (43624800).

Almost surely, 2^550451065 is an apocalyptic number.

It is an amenable number.

550451065 is a deficient number, since it is larger than the sum of its proper divisors (147545735).

550451065 is a wasteful number, since it uses less digits than its factorization.

550451065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60696.

The product of its (nonzero) digits is 15000, while the sum is 31.

The square root of 550451065 is about 23461.6935663221. The cubic root of 550451065 is about 819.5451894887.

The spelling of 550451065 in words is "five hundred fifty million, four hundred fifty-one thousand, sixty-five".