42444141442 has 16 divisors (see below), whose sum is σ = 68054660352. Its totient is φ = 19804264480.

The previous prime is 42444141413. The next prime is 42444141449. The reversal of 42444141442 is 24414144424.

42444141442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 42444141398 and 42444141407.

It is not an unprimeable number, because it can be changed into a prime (42444141449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11250538 + ... + 11254309.

It is an arithmetic number, because the mean of its divisors is an integer number (4253416272).

Almost surely, 2^42444141442 is an apocalyptic number.

42444141442 is a deficient number, since it is larger than the sum of its proper divisors (25610518910).

42444141442 is a wasteful number, since it uses less digits than its factorization.

42444141442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22504913.

The product of its digits is 65536, while the sum is 34.

Adding to 42444141442 its reverse (24414144424), we get a palindrome (66858285866).

The spelling of 42444141442 in words is "forty-two billion, four hundred forty-four million, one hundred forty-one thousand, four hundred forty-two".