4404413721 has 8 divisors (see below), whose sum is σ = 5918792704. Its totient is φ = 2913155280.

The previous prime is 4404413653. The next prime is 4404413723. The reversal of 4404413721 is 1273144044.

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

It is not a de Polignac number, because 4404413721 - 2¹³ = 4404405529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4404413723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5779690 + ... + 5780451.

It is an arithmetic number, because the mean of its divisors is an integer number (739849088).

Almost surely, 2^4404413721 is an apocalyptic number.

It is an amenable number.

4404413721 is a deficient number, since it is larger than the sum of its proper divisors (1514378983).

4404413721 is a wasteful number, since it uses less digits than its factorization.

4404413721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11560271.

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 4404413721 is about 66365.7571417670. The cubic root of 4404413721 is about 1639.1902755943.

Adding to 4404413721 its reverse (1273144044), we get a palindrome (5677557765).

The spelling of 4404413721 in words is "four billion, four hundred four million, four hundred thirteen thousand, seven hundred twenty-one".