42444144222 has 16 divisors (see below), whose sum is σ = 89881717392. Its totient is φ = 13315809920.

The previous prime is 42444144217. The next prime is 42444144227. The reversal of 42444144222 is 22244144424.

It is an interprime number because it is at equal distance from previous prime (42444144217) and next prime (42444144227).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42444144227) 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, 208059429 + ... + 208059632.

It is an arithmetic number, because the mean of its divisors is an integer number (5617607337).

Almost surely, 2^42444144222 is an apocalyptic number.

42444144222 is an abundant number, since it is smaller than the sum of its proper divisors (47437573170).

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

42444144222 is a wasteful number, since it uses less digits than its factorization.

42444144222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416119083.

The product of its digits is 65536, while the sum is 33.

Adding to 42444144222 its reverse (22244144424), we get a palindrome (64688288646).

The spelling of 42444144222 in words is "forty-two billion, four hundred forty-four million, one hundred forty-four thousand, two hundred twenty-two".