43146352089 has 9 divisors (see below), whose sum is σ = 62323408693. Its totient is φ = 28763819292.

The previous prime is 43146352063. The next prime is 43146352147. The reversal of 43146352089 is 98025364134.

The square root of 43146352089 is 207717.

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

43146352089 is a `hidden beast` number, since 4 + 3 + 1 + 4 + 635 + 2 + 0 + 8 + 9 = 666.

43146352089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 43146352089 - 2⁵ = 43146352057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43146392089) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 588532 + ... + 657770.

Almost surely, 2^43146352089 is an apocalyptic number.

43146352089 is the 207717-th square number.

43146352089 is the 103859-th centered octagonal number.

It is an amenable number.

43146352089 is a deficient number, since it is larger than the sum of its proper divisors (19177056604).

43146352089 is an frugal number, since it uses more digits than its factorization.

43146352089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138484 (or 69242 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 43146352089 in words is "forty-three billion, one hundred forty-six million, three hundred fifty-two thousand, eighty-nine".