4550661065 has 16 divisors (see below), whose sum is σ = 5785603200. Its totient is φ = 3424254720.

The previous prime is 4550661041. The next prime is 4550661077. The reversal of 4550661065 is 5601660554.

It is not a de Polignac number, because 4550661065 - 2¹⁰ = 4550660041 is a prime.

It is a super-2 number, since 2×4550661065² = 41417032257013868450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128660 + ... + 160170.

It is an arithmetic number, because the mean of its divisors is an integer number (361600200).

Almost surely, 2^4550661065 is an apocalyptic number.

It is an amenable number.

4550661065 is a deficient number, since it is larger than the sum of its proper divisors (1234942135).

4550661065 is a wasteful number, since it uses less digits than its factorization.

4550661065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33232.

The product of its (nonzero) digits is 108000, while the sum is 38.

The square root of 4550661065 is about 67458.5877779842. The cubic root of 4550661065 is about 1657.1360431232.

The spelling of 4550661065 in words is "four billion, five hundred fifty million, six hundred sixty-one thousand, sixty-five".