4445422444 has 12 divisors (see below), whose sum is σ = 8030440768. Its totient is φ = 2151010800.

The previous prime is 4445422411. The next prime is 4445422447. The reversal of 4445422444 is 4442245444.

It is a hoax number, since the sum of its digits (37) 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 (4445422447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17924967 + ... + 17925214.

Almost surely, 2^4445422444 is an apocalyptic number.

It is an amenable number.

4445422444 is a deficient number, since it is larger than the sum of its proper divisors (3585018324).

4445422444 is a wasteful number, since it uses less digits than its factorization.

4445422444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35850216 (or 35850214 counting only the distinct ones).

The product of its digits is 327680, while the sum is 37.

The square root of 4445422444 is about 66674.0012598614. The cubic root of 4445422444 is about 1644.2619717579.

Adding to 4445422444 its reverse (4442245444), we get a palindrome (8887667888).

The spelling of 4445422444 in words is "four billion, four hundred forty-five million, four hundred twenty-two thousand, four hundred forty-four".