2043982694109 has 16 divisors (see below), whose sum is σ = 2762752651904. Its totient is φ = 1343935411200.

The previous prime is 2043982694093. The next prime is 2043982694111. The reversal of 2043982694109 is 9014962893402.

It is not a de Polignac number, because 2043982694109 - 2⁴ = 2043982694093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043982694609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5801229 + ... + 6143469.

It is an arithmetic number, because the mean of its divisors is an integer number (172672040744).

Almost surely, 2^{2043982694109} is an apocalyptic number.

It is an amenable number.

2043982694109 is a deficient number, since it is larger than the sum of its proper divisors (718769957795).

2043982694109 is a wasteful number, since it uses less digits than its factorization.

2043982694109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369588.

The product of its (nonzero) digits is 6718464, while the sum is 57.

The spelling of 2043982694109 in words is "two trillion, forty-three billion, nine hundred eighty-two million, six hundred ninety-four thousand, one hundred nine".