4089681853 has 16 divisors (see below), whose sum is σ = 4171408560. Its totient is φ = 4009015296.

The previous prime is 4089681833. The next prime is 4089681887. The reversal of 4089681853 is 3581869804.

It can be written as a sum of positive squares in 8 ways, for example, as 361114009 + 3728567844 = 19003^2 + 61062^2 .

It is a cyclic number.

It is not a de Polignac number, because 4089681853 - 2⁹ = 4089681341 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4089681853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4089681833) 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, 6040551 + ... + 6041227.

It is an arithmetic number, because the mean of its divisors is an integer number (260713035).

Almost surely, 2^4089681853 is an apocalyptic number.

It is an amenable number.

4089681853 is a deficient number, since it is larger than the sum of its proper divisors (81726707).

4089681853 is a wasteful number, since it uses less digits than its factorization.

4089681853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296.

The product of its (nonzero) digits is 1658880, while the sum is 52.

The square root of 4089681853 is about 63950.6204270138. The cubic root of 4089681853 is about 1599.1769012498.

The spelling of 4089681853 in words is "four billion, eighty-nine million, six hundred eighty-one thousand, eight hundred fifty-three".