42242054544050 has 24 divisors (see below), whose sum is σ = 78572092130100. Its totient is φ = 16896419521280.

The previous prime is 42242054544047. The next prime is 42242054544061. The reversal of 42242054544050 is 5044545024224.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 35283754440169 + 6958300103881 = 5940013^2 + 2637859^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42242054543989 and 42242054544007.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7931915 + ... + 12140814.

Almost surely, 2^{42242054544050} is an apocalyptic number.

42242054544050 is a deficient number, since it is larger than the sum of its proper divisors (36330037586050).

42242054544050 is a wasteful number, since it uses less digits than its factorization.

42242054544050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20114830 (or 20114825 counting only the distinct ones).

The product of its (nonzero) digits is 1024000, while the sum is 41.

Adding to 42242054544050 its reverse (5044545024224), we get a palindrome (47286599568274).

The spelling of 42242054544050 in words is "forty-two trillion, two hundred forty-two billion, fifty-four million, five hundred forty-four thousand, fifty".