4533840552161 has 4 divisors (see below), whose sum is σ = 4533876801300. Its totient is φ = 4533804303024.

The previous prime is 4533840552127. The next prime is 4533840552331. The reversal of 4533840552161 is 1612550483354.

4533840552161 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2131836526561 + 2402004025600 = 1460081^2 + 1549840^2 .

It is a cyclic number.

It is not a de Polignac number, because 4533840552161 - 2⁶ = 4533840552097 is a prime.

It is a super-2 number, since 2×4533840552161² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4533840552361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17936306 + ... + 18187323.

It is an arithmetic number, because the mean of its divisors is an integer number (1133469200325).

Almost surely, 2^{4533840552161} is an apocalyptic number.

It is an amenable number.

4533840552161 is a deficient number, since it is larger than the sum of its proper divisors (36249139).

4533840552161 is a wasteful number, since it uses less digits than its factorization.

4533840552161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36249138.

The product of its (nonzero) digits is 1728000, while the sum is 47.

The spelling of 4533840552161 in words is "four trillion, five hundred thirty-three billion, eight hundred forty million, five hundred fifty-two thousand, one hundred sixty-one".