4394400011 has 4 divisors (see below), whose sum is σ = 4437909024. Its totient is φ = 4350891000.

The previous prime is 4394400001. The next prime is 4394400041. The reversal of 4394400011 is 1100044934.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4394400011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4394400001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21754355 + ... + 21754556.

It is an arithmetic number, because the mean of its divisors is an integer number (1109477256).

Almost surely, 2^4394400011 is an apocalyptic number.

4394400011 is a deficient number, since it is larger than the sum of its proper divisors (43509013).

4394400011 is a wasteful number, since it uses less digits than its factorization.

4394400011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43509012.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 4394400011 is about 66290.2708623219. The cubic root of 4394400011 is about 1637.9470657496.

Adding to 4394400011 its reverse (1100044934), we get a palindrome (5494444945).

The spelling of 4394400011 in words is "four billion, three hundred ninety-four million, four hundred thousand, eleven".