4436138869 has 8 divisors (see below), whose sum is σ = 4741918272. Its totient is φ = 4139768160.

The previous prime is 4436138813. The next prime is 4436138879. The reversal of 4436138869 is 9688316344.

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

It is not a de Polignac number, because 4436138869 - 2¹¹ = 4436136821 is a prime.

It is a super-2 number, since 2×4436138869² = 39358656130105198322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4436138879) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2351199 + ... + 2353084.

It is an arithmetic number, because the mean of its divisors is an integer number (592739784).

Almost surely, 2^4436138869 is an apocalyptic number.

It is an amenable number.

4436138869 is a deficient number, since it is larger than the sum of its proper divisors (305779403).

4436138869 is a wasteful number, since it uses less digits than its factorization.

4436138869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4704347.

The product of its digits is 2985984, while the sum is 52.

The square root of 4436138869 is about 66604.3457215819. The cubic root of 4436138869 is about 1643.1165787302.

The spelling of 4436138869 in words is "four billion, four hundred thirty-six million, one hundred thirty-eight thousand, eight hundred sixty-nine".