4069641439 has 8 divisors (see below), whose sum is σ = 4147537328. Its totient is φ = 3992250240.

The previous prime is 4069641419. The next prime is 4069641451. The reversal of 4069641439 is 9341469604.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4069641439 - 2²⁵ = 4036087007 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 (4069641419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109872 + ... + 142165.

It is an arithmetic number, because the mean of its divisors is an integer number (518442166).

Almost surely, 2^4069641439 is an apocalyptic number.

4069641439 is a deficient number, since it is larger than the sum of its proper divisors (77895889).

4069641439 is a wasteful number, since it uses less digits than its factorization.

4069641439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252345.

The product of its (nonzero) digits is 559872, while the sum is 46.

The square root of 4069641439 is about 63793.7413779753. The cubic root of 4069641439 is about 1596.5605071820.

The spelling of 4069641439 in words is "four billion, sixty-nine million, six hundred forty-one thousand, four hundred thirty-nine".