44402021242 has 8 divisors (see below), whose sum is σ = 66658863636. Its totient is φ = 22182400032.

The previous prime is 44402021239. The next prime is 44402021243. The reversal of 44402021242 is 24212020444.

It can be written as a sum of positive squares in 2 ways, for example, as 44335092481 + 66928761 = 210559^2 + 8181^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (44402021243) 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, 9302313 + ... + 9307084.

Almost surely, 2^44402021242 is an apocalyptic number.

44402021242 is a deficient number, since it is larger than the sum of its proper divisors (22256842394).

44402021242 is a wasteful number, since it uses less digits than its factorization.

44402021242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18610592.

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 44402021242 its reverse (24212020444), we get a palindrome (68614041686).

It can be divided in two parts, 4440202 and 1242, that added together give a palindrome (4441444).

The spelling of 44402021242 in words is "forty-four billion, four hundred two million, twenty-one thousand, two hundred forty-two".