445212044 has 6 divisors (see below), whose sum is σ = 779121084. Its totient is φ = 222606020.

The previous prime is 445212043. The next prime is 445212101. The reversal of 445212044 is 440212544.

It is not an unprimeable number, because it can be changed into a prime (445212043) by changing a digit.

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, 55651502 + ... + 55651509.

It is an arithmetic number, because the mean of its divisors is an integer number (129853514).

Almost surely, 2^445212044 is an apocalyptic number.

It is an amenable number.

445212044 is a deficient number, since it is larger than the sum of its proper divisors (333909040).

445212044 is a wasteful number, since it uses less digits than its factorization.

445212044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111303015 (or 111303013 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 445212044 is about 21100.0484359634. The cubic root of 445212044 is about 763.5819167547.

Adding to 445212044 its reverse (440212544), we get a palindrome (885424588).

The spelling of 445212044 in words is "four hundred forty-five million, two hundred twelve thousand, forty-four".