4436320013 has 4 divisors (see below), whose sum is σ = 4669810560. Its totient is φ = 4202829468.

The previous prime is 4436320001. The next prime is 4436320033. The reversal of 4436320013 is 3100236344.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4436320013 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 (4436320033) 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, 116745245 + ... + 116745282.

It is an arithmetic number, because the mean of its divisors is an integer number (1167452640).

Almost surely, 2^4436320013 is an apocalyptic number.

It is an amenable number.

4436320013 is a deficient number, since it is larger than the sum of its proper divisors (233490547).

4436320013 is a wasteful number, since it uses less digits than its factorization.

4436320013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233490546.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 4436320013 is about 66605.7055589084. The cubic root of 4436320013 is about 1643.1389432735.

Adding to 4436320013 its reverse (3100236344), we get a palindrome (7536556357).

The spelling of 4436320013 in words is "four billion, four hundred thirty-six million, three hundred twenty thousand, thirteen".