42443022340242 has 48 divisors (see below), whose sum is σ = 92058226490880. Its totient is φ = 14132551658400.

The previous prime is 42443022340157. The next prime is 42443022340261. The reversal of 42443022340242 is 24204322034424.

42443022340242 is a `hidden beast` number, since 4 + 2 + 4 + 4 + 302 + 2 + 340 + 2 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 42443022340197 and 42443022340206.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67975992 + ... + 68597532.

It is an arithmetic number, because the mean of its divisors is an integer number (1917879718560).

Almost surely, 2^{42443022340242} is an apocalyptic number.

42443022340242 is an abundant number, since it is smaller than the sum of its proper divisors (49615204150638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42443022340242 is a wasteful number, since it uses less digits than its factorization.

42443022340242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625599 (or 625596 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 36.

Adding to 42443022340242 its reverse (24204322034424), we get a palindrome (66647344374666).

The spelling of 42443022340242 in words is "forty-two trillion, four hundred forty-three billion, twenty-two million, three hundred forty thousand, two hundred forty-two".