2089344543 has 32 divisors (see below), whose sum is σ = 3352672512. Its totient is φ = 1140345600.

The previous prime is 2089344497. The next prime is 2089344559. The reversal of 2089344543 is 3454439802.

It is not a de Polignac number, because 2089344543 - 2¹⁰ = 2089343519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2089344495 and 2089344504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2089344563) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41805 + ... + 76982.

It is an arithmetic number, because the mean of its divisors is an integer number (104771016).

Almost surely, 2^2089344543 is an apocalyptic number.

2089344543 is a deficient number, since it is larger than the sum of its proper divisors (1263327969).

2089344543 is a wasteful number, since it uses less digits than its factorization.

2089344543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118855.

The product of its (nonzero) digits is 414720, while the sum is 42.

The square root of 2089344543 is about 45709.3485295951. The cubic root of 2089344543 is about 1278.4095935373.

The spelling of 2089344543 in words is "two billion, eighty-nine million, three hundred forty-four thousand, five hundred forty-three".