44420443442 has 8 divisors (see below), whose sum is σ = 66663705756. Its totient is φ = 22199208192.

The previous prime is 44420443439. The next prime is 44420443481. The reversal of 44420443442 is 24434402444.

It is a happy number.

44420443442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 40369248241 + 4051195201 = 200921^2 + 63649^2 .

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, 5501723 + ... + 5509790.

Almost surely, 2^44420443442 is an apocalyptic number.

44420443442 is a deficient number, since it is larger than the sum of its proper divisors (22243262314).

44420443442 is a wasteful number, since it uses less digits than its factorization.

44420443442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11013532.

The product of its (nonzero) digits is 196608, while the sum is 35.

Adding to 44420443442 its reverse (24434402444), we get a palindrome (68854845886).

The spelling of 44420443442 in words is "forty-four billion, four hundred twenty million, four hundred forty-three thousand, four hundred forty-two".