244402021442 has 8 divisors (see below), whose sum is σ = 366613552332. Its totient is φ = 122197504000.

The previous prime is 244402021441. The next prime is 244402021447. The reversal of 244402021442 is 244120204442.

It is a happy number.

244402021442 is digitally balanced in base 3, 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 233452282561 + 10949738881 = 483169^2 + 104641^2 .

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 (244402021441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1665359 + ... + 1806162.

Almost surely, 2^244402021442 is an apocalyptic number.

244402021442 is a deficient number, since it is larger than the sum of its proper divisors (122211530890).

244402021442 is a wasteful number, since it uses less digits than its factorization.

244402021442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3506724.

The product of its (nonzero) digits is 16384, while the sum is 29.

Adding to 244402021442 its reverse (244120204442), we get a palindrome (488522225884).

The spelling of 244402021442 in words is "two hundred forty-four billion, four hundred two million, twenty-one thousand, four hundred forty-two".