4400243012 has 12 divisors (see below), whose sum is σ = 8400464016. Its totient is φ = 2000110440.

The previous prime is 4400243011. The next prime is 4400243017. The reversal of 4400243012 is 2103420044.

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (4400243011) 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 3 ways as a sum of consecutive naturals, for example, 50002718 + ... + 50002805.

It is an arithmetic number, because the mean of its divisors is an integer number (700038668).

Almost surely, 2^4400243012 is an apocalyptic number.

It is an amenable number.

4400243012 is a deficient number, since it is larger than the sum of its proper divisors (4000221004).

4400243012 is a wasteful number, since it uses less digits than its factorization.

4400243012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100005538 (or 100005536 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 4400243012 is about 66334.3275536882. The cubic root of 4400243012 is about 1638.6727080551.

Adding to 4400243012 its reverse (2103420044), we get a palindrome (6503663056).

The spelling of 4400243012 in words is "four billion, four hundred million, two hundred forty-three thousand, twelve".