4400999999 has 4 divisors (see below), whose sum is σ = 4801090920. Its totient is φ = 4000909080.

The previous prime is 4400999969. The next prime is 4401000011. The reversal of 4400999999 is 9999990044.

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-4400999999 is a prime.

It is a Duffinian number.

4400999999 is a modest number, since divided by 99999 gives 44009 as remainder.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4400999969) 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, 200045444 + ... + 200045465.

It is an arithmetic number, because the mean of its divisors is an integer number (1200272730).

Almost surely, 2^4400999999 is an apocalyptic number.

4400999999 is a deficient number, since it is larger than the sum of its proper divisors (400090921).

4400999999 is a wasteful number, since it uses less digits than its factorization.

4400999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400090920.

The product of its (nonzero) digits is 8503056, while the sum is 62.

The square root of 4400999999 is about 66340.0331549510. The cubic root of 4400999999 is about 1638.7666712603.

The spelling of 4400999999 in words is "four billion, four hundred million, nine hundred ninety-nine thousand, nine hundred ninety-nine".