3843689644089 has 45 divisors (see below), whose sum is σ = 5933846860821. Its totient is φ = 2479446874440.

The previous prime is 3843689644079. The next prime is 3843689644103. The reversal of 3843689644089 is 9804469863483.

The square root of 3843689644089 is 1960533.

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

3843689644089 is a `hidden beast` number, since 3 + 8 + 43 + 68 + 9 + 6 + 440 + 89 = 666.

It is not a de Polignac number, because 3843689644089 - 2¹⁷ = 3843689513017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3843689644079) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 546985194 + ... + 546992220.

Almost surely, 2^{3843689644089} is an apocalyptic number.

3843689644089 is the 1960533-rd square number.

3843689644089 is the 980267-th centered octagonal number.

It is an amenable number.

3843689644089 is a deficient number, since it is larger than the sum of its proper divisors (2090157216732).

3843689644089 is an frugal number, since it uses more digits than its factorization.

3843689644089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14128 (or 7061 counting only the distinct ones).

The product of its (nonzero) digits is 859963392, while the sum is 72.

The spelling of 3843689644089 in words is "three trillion, eight hundred forty-three billion, six hundred eighty-nine million, six hundred forty-four thousand, eighty-nine".