44220420442 has 16 divisors (see below), whose sum is σ = 72366675264. Its totient is φ = 20098528000.

The previous prime is 44220420421. The next prime is 44220420457. The reversal of 44220420442 is 24402402244.

44220420442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 44220420442.

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, 212067 + ... + 365257.

It is an arithmetic number, because the mean of its divisors is an integer number (4522917204).

Almost surely, 2^44220420442 is an apocalyptic number.

44220420442 is a deficient number, since it is larger than the sum of its proper divisors (28146254822).

44220420442 is a wasteful number, since it uses less digits than its factorization.

44220420442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166325.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 44220420442 its reverse (24402402244), we get a palindrome (68622822686).

The spelling of 44220420442 in words is "forty-four billion, two hundred twenty million, four hundred twenty thousand, four hundred forty-two".