4552065961 has 27 divisors (see below), whose sum is σ = 4970789271. Its totient is φ = 4167964944.

The previous prime is 4552065943. The next prime is 4552065967. The reversal of 4552065961 is 1695602554.

The square root of 4552065961 is 67469.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3281571225 + 1270494736 = 57285^2 + 35644^2 .

It is not a de Polignac number, because 4552065961 - 2¹¹ = 4552063913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4552065967) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 67941250 + ... + 67941316.

Almost surely, 2^4552065961 is an apocalyptic number.

4552065961 is the 67469-th square number.

4552065961 is the 33735-th centered octagonal number.

It is an amenable number.

4552065961 is a deficient number, since it is larger than the sum of its proper divisors (418723310).

4552065961 is an frugal number, since it uses more digits than its factorization.

4552065961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278 (or 139 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 43.

The cubic root of 4552065961 is about 1657.3065578555.

The spelling of 4552065961 in words is "four billion, five hundred fifty-two million, sixty-five thousand, nine hundred sixty-one".