4404444402 has 16 divisors (see below), whose sum is σ = 8864998272. Its totient is φ = 1458796560.

The previous prime is 4404444349. The next prime is 4404444413. The reversal of 4404444402 is 2044444044.

It is a self number, because there is not a number n which added to its sum of digits gives 4404444402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2336874 + ... + 2338757.

It is an arithmetic number, because the mean of its divisors is an integer number (554062392).

Almost surely, 2^4404444402 is an apocalyptic number.

4404444402 is an abundant number, since it is smaller than the sum of its proper divisors (4460553870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4404444402 is a wasteful number, since it uses less digits than its factorization.

4404444402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4675793.

The product of its (nonzero) digits is 32768, while the sum is 30.

The square root of 4404444402 is about 66365.9882921968. The cubic root of 4404444402 is about 1639.1940817672.

Adding to 4404444402 its reverse (2044444044), we get a palindrome (6448888446).

The spelling of 4404444402 in words is "four billion, four hundred four million, four hundred forty-four thousand, four hundred two".