44420313442 has 4 divisors (see below), whose sum is σ = 66630470166. Its totient is φ = 22210156720.

The previous prime is 44420313419. The next prime is 44420313473. The reversal of 44420313442 is 24431302444.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 35265459681 + 9154853761 = 187791^2 + 95681^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11105078359 + ... + 11105078362.

Almost surely, 2^44420313442 is an apocalyptic number.

44420313442 is a deficient number, since it is larger than the sum of its proper divisors (22210156724).

44420313442 is a wasteful number, since it uses less digits than its factorization.

44420313442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22210156723.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 44420313442 its reverse (24431302444), we get a palindrome (68851615886).

The spelling of 44420313442 in words is "forty-four billion, four hundred twenty million, three hundred thirteen thousand, four hundred forty-two".