4431244402 has 8 divisors (see below), whose sum is σ = 7158164076. Its totient is φ = 2045189712.

The previous prime is 4431244397. The next prime is 4431244417. The reversal of 4431244402 is 2044421344.

It can be written as a sum of positive squares in 2 ways, for example, as 4399536241 + 31708161 = 66329^2 + 5631^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85216213 + ... + 85216264.

Almost surely, 2^4431244402 is an apocalyptic number.

4431244402 is a deficient number, since it is larger than the sum of its proper divisors (2726919674).

4431244402 is a wasteful number, since it uses less digits than its factorization.

4431244402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170432492.

The product of its (nonzero) digits is 12288, while the sum is 28.

The square root of 4431244402 is about 66567.5927309979. The cubic root of 4431244402 is about 1642.5120635866.

Adding to 4431244402 its reverse (2044421344), we get a palindrome (6475665746).

The spelling of 4431244402 in words is "four billion, four hundred thirty-one million, two hundred forty-four thousand, four hundred two".