4444140002 has 4 divisors (see below), whose sum is σ = 6666210006. Its totient is φ = 2222070000.

The previous prime is 4444139993. The next prime is 4444140011. The reversal of 4444140002 is 2000414444.

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

It is an interprime number because it is at equal distance from previous prime (4444139993) and next prime (4444140011).

It can be written as a sum of positive squares in only one way, i.e., 4069291681 + 374848321 = 63791^2 + 19361^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4444140002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111034999 + ... + 1111035002.

Almost surely, 2^4444140002 is an apocalyptic number.

4444140002 is a deficient number, since it is larger than the sum of its proper divisors (2222070004).

4444140002 is a wasteful number, since it uses less digits than its factorization.

4444140002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222070003.

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 4444140002 is about 66664.3833092304. The cubic root of 4444140002 is about 1644.1038410481.

Adding to 4444140002 its reverse (2000414444), we get a palindrome (6444554446).

The spelling of 4444140002 in words is "four billion, four hundred forty-four million, one hundred forty thousand, two".