4431440002 has 16 divisors (see below), whose sum is σ = 7274333952. Its totient is φ = 2007933520.

The previous prime is 4431439931. The next prime is 4431440009. The reversal of 4431440002 is 2000441344.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (4431440009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310738 + ... + 324685.

It is an arithmetic number, because the mean of its divisors is an integer number (454645872).

Almost surely, 2^4431440002 is an apocalyptic number.

4431440002 is a deficient number, since it is larger than the sum of its proper divisors (2842893950).

4431440002 is a wasteful number, since it uses less digits than its factorization.

4431440002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635753.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 4431440002 is about 66569.0618981521. The cubic root of 4431440002 is about 1642.5362306605.

Adding to 4431440002 its reverse (2000441344), we get a palindrome (6431881346).

The spelling of 4431440002 in words is "four billion, four hundred thirty-one million, four hundred forty thousand, two".