442203223404050 has 24 divisors (see below), whose sum is σ = 822554873855652. Its totient is φ = 176869057464000.

The previous prime is 442203223403993. The next prime is 442203223404053. The reversal of 442203223404050 is 50404322302244.

It can be written as a sum of positive squares in 6 ways, for example, as 57008706268921 + 385194517135129 = 7550411^2 + 19626373^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 442203223404050.

It is not an unprimeable number, because it can be changed into a prime (442203223404053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 305067161 + ... + 306513260.

Almost surely, 2^{442203223404050} is an apocalyptic number.

442203223404050 is a deficient number, since it is larger than the sum of its proper divisors (380351650451602).

442203223404050 is a wasteful number, since it uses less digits than its factorization.

442203223404050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611594894 (or 611594889 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 35.

Adding to 442203223404050 its reverse (50404322302244), we get a palindrome (492607545706294).

The spelling of 442203223404050 in words is "four hundred forty-two trillion, two hundred three billion, two hundred twenty-three million, four hundred four thousand, fifty".